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<CONFORMED-NAME>ATLAS ENERGY, INC.
<CIK>0001279228
<ASSIGNED-SIC>4922
<IRS-NUMBER>510404430
<STATE-OF-INCORPORATION>DE
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<BUSINESS-ADDRESS>
<STREET1>WESTPOINTE CORPORATE CENTER ONE
<STREET2>1550 CORAOPOLIS HEIGHTS RD. 2ND. FLOOR
<CITY>MOONTOWNSHIP
<STATE>PA
<ZIP>15108
<PHONE>412-262-2830
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<STREET1>WESTPOINTE CORPORATE CENTER ONE
<STREET2>1550 CORAOPOLIS HEIGHTS RD. 2ND. FLOOR
<CITY>MOONTOWNSHIP
<STATE>PA
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<FORMER-CONFORMED-NAME>ATLAS AMERICA INC
<DATE-CHANGED>20040209
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<TYPE>8-K
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<P style="MARGIN: 3.3pt 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT lang=EN-US style="FONT-SIZE: 14pt" face="Times New Roman" color=black>UNITED STATES</FONT></B></P>
<P style="MARGIN: 0in 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT lang=EN-US style="FONT-SIZE: 14pt" face="Times New Roman" color=black>SECURITIES AND EXCHANGE COMMISSION</FONT></B></P>
<P style="MARGIN: 0in 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman" color=black>Washington, D.C. 20549</FONT></B></P>
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<P style="MARGIN: 4.4pt 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT lang=EN-US style="FONT-SIZE: 14pt" face="Times New Roman" color=black>FORM 8-K</FONT></B></P>
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<P style="MARGIN: 4.4pt 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman" color=black>CURRENT REPORT</FONT></B></P>
<P style="MARGIN: 9.9pt 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman" color=black>Pursuant to Section&nbsp;13 or 15(d) of the</FONT></B></P>
<P style="MARGIN: 0in 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman" color=black>Securities Exchange Act of 1934</FONT></B></P>
<P style="MARGIN: 9.9pt 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman" color=black>Date of report (date of earliest event reported):&nbsp; December 7, 2010</FONT></B></P>
<P style="MARGIN: 9.9pt 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT lang=EN-US style="FONT-SIZE: 8pt" face="Times New Roman" color=black>Commission file number 1-32169</FONT></B></P>
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<P style="MARGIN: 4.4pt 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT lang=EN-US style="FONT-SIZE: 17pt" face="Times New Roman" color=black>ATLAS ENERGY, INC.</FONT></B></P>
<P style="MARGIN: 0in 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT lang=EN-US style="FONT-SIZE: 8pt" face="Times New Roman" color=black>(Exact name of registrant as specified in its charter)</FONT></B></P>
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<P style="MARGIN: 0in 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT style="FONT-SIZE: 8pt" face="Times New Roman" color=black>Delaware</FONT></B></P>
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<P style="MARGIN: 0in 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT style="FONT-SIZE: 8pt" face="Times New Roman" color=black>51-0404430</FONT></B></P>
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<P style="MARGIN: 0in 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT style="FONT-SIZE: 6.5pt" face="Times New Roman" color=black>or organization)</FONT></B></P>
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<P style="MARGIN: 0in 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT style="FONT-SIZE: 6.5pt" face="Times New Roman" color=black>(I.R.S. Employer</FONT></B></P>
<P style="MARGIN: 0in 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT style="FONT-SIZE: 6.5pt" face="Times New Roman" color=black>Identification No.)</FONT></B></P>
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<P style="MARGIN: 9.9pt 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT lang=EN-US style="FONT-SIZE: 8pt" face="Times New Roman" color=black>Westpointe Corporate Center One, 1550 Coraopolis Heights Road, Moon Township, Pennsylvania 15108</FONT></B></P>
<P style="MARGIN: 0in 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT lang=EN-US style="FONT-SIZE: 6.5pt" face="Times New Roman" color=black>(Address of principal executive offices) (Zip code)</FONT></B></P>
<P style="MARGIN: 9.9pt 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT lang=EN-US style="FONT-SIZE: 8pt" face="Times New Roman" color=black>Registrant&#146;s telephone number, including area code: (412)&nbsp;262-2830</FONT></B></P>
<P style="MARGIN: 9.9pt 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT lang=EN-US style="FONT-SIZE: 8pt" face="Times New Roman" color=black>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT></B></P>
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<P style="MARGIN: 0in 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT lang=EN-US style="FONT-SIZE: 6.5pt" face="Times New Roman" color=black>(Former name or former address, if changed since last report)</FONT></B></P>
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<P style="MARGIN: 4.4pt 0in 0pt; TEXT-INDENT: 23.1pt"><FONT lang=EN-US style="FONT-SIZE: 8pt" face="Times New Roman" color=black>Check the appropriate box if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:</FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 8pt" face="Times New Roman" color=black>Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 8pt" face="Times New Roman" color=black>Soliciting material pursuant to Rule 14a-12 under the Exchange Act (127 CFR 240.14a-12)</FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 8pt" face="Times New Roman" color=black>Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (27 CFR 240.14d-2 (b))</FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 8pt" face="Times New Roman" color=black>Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (27 CFR 240.13e-4(c))</FONT></P>
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<P style="MARGIN: 0in 0in 12pt"><B><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Item 1.01.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Entry Into a Material Definitive Agreement.</FONT></B></P>
<P style="MARGIN: 0in 0in 12pt"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">On December 7, 2010, Atlas Energy, Inc. (&#147;</FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Atlas Energy</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&#148;), Chevron Corporation (&#147;</FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Chevron</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&#148;), and Arkhan Corporation, an indirect wholly owned subsidiary of Chevron (&#147;</FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Merger Sub</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&#148;), entered into Amendment No. 1 (the &#147;</FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Amendment</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&#148;) to the Agreement and Plan of Merger (the &#147;</FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Merger Agreement</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&#148;), dated as of November 8, 2010, by and among Atlas Energy, Chevron and Merger Sub.&nbsp; Pursuant to the Merger Agreement, among other things, subject to the terms and conditions thereof, Merger Sub will merge with Atlas Energy and Atlas Energy will become an indirect wholly owned subsidiary of Chevron (the &#147;</FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Merger</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&#148;).</FONT></P>
<P style="MARGIN: 0in 0in 12pt"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Pursuant to the Merger Agreement, at the effective time of the Merger, shares of Atlas Energy common stock will be converted into the right to receive $38.25 in cash (the &#147;</FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Merger Consideration</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&#148;).&nbsp; In addition, immediately prior to the Merger, holders of Atlas Energy common stock will receive a pro rata distribution of all common units of Atlas Pipeline Holdings, L.P. (&#147;</FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">AHD</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&#148;) that are owned by Atlas Energy (the &#147;</FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">AHD Distribution</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&#148;).</FONT></P>
<P style="MARGIN: 0in 0in 12pt"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">The Amendment makes certain technical changes to the provisions of the Merger Agreement relating to the adjustment of Atlas Energy stock options and other equity awards to account for the value of AHD common units distributed in the AHD Distribution.&nbsp; The Amendment also provides that all shares of Atlas Energy common stock owned by Atlas Energy or its wholly owned subsidiaries will be retired prior to the record time for the AHD Distribution, and that such retired shares will not entitle the holder thereof to receive the Merger Consideration or any AHD common units in the AHD Distribution.</FONT></P>
<P style="MARGIN: 0in 0in 12pt"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">The foregoing summary of the Amendment does not purport to be&nbsp;complete and is subject to, and qualified in its entirety by, the full text of the Amendment, which is filed as Exhibit 2.1 and is incorporated herein by reference.&nbsp; </FONT></P>
<P style="MARGIN: 0in 0in 12pt"><B><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Item 9.01.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Financial Statements and Exhibits.</FONT></B></P>
<P style="MARGIN: 0in 0in 12pt"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">(a)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Not applicable.</FONT></P>
<P style="MARGIN: 0in 0in 12pt"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">(b)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Not applicable.</FONT></P>
<P style="MARGIN: 0in 0in 12pt"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">(c)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Not applicable.</FONT></P>
<P style="MARGIN: 0in 0in 12pt"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">(d)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Exhibits.&nbsp;</FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" face="Times New Roman"><B>Description</B></FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" face="Times New Roman">Amendment No. 1 to Agreement and Plan of Merger, by and among Chevron Corporation, Arkhan Corporation, and Atlas Energy Inc., dated December 7, 2010.</FONT></P>
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<P style="MARGIN: 0in 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT lang=EN-US style="FONT-SIZE: 10pt" face="Times New Roman">*&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; *&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; *</FONT></B></P>
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<P style="MARGIN: 0in 0in 0pt"><B><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Important Additional Information About this Transaction</FONT></U></B></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Atlas Energy intends to file a proxy statement with the U.S. Securities and Exchange Commission in connection with the proposed merger of Atlas Energy and a wholly owned subsidiary of Chevron Corporation.&nbsp; </FONT><B><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Stockholders of Atlas Energy are urged to read the proxy statement when it becomes available, because it will contain </FONT></B><B><FONT style="FONT-SIZE: 12pt">important information</FONT></B><FONT style="FONT-SIZE: 12pt">.&nbsp; </FONT><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Stockholders will be able to obtain a free copy of the proxy statement, as well as other filings containing information about Atlas Energy and the merger, when available, without charge, at the U.S. Securities and Exchange Commission&#146;s Internet site (</FONT><I><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">www.sec.gov</FONT></I><FONT lang=EN-US style="FONT-SIZE: 11pt" face="Times New Roman"><FONT style="FONT-SIZE: 12pt">).&nbsp; In addition, copies of the proxy statement and other filings containing information about Atlas Energy and the proposed merger can be obtained, when available without charge, by directing a request to Atlas Energy, Attention:&nbsp; Investor Relations, Westpointe Corporate Center One, 1550 Coraopolis Heights Road, 2</FONT><SUP><FONT style="FONT-SIZE: 12pt">nd</FONT></SUP><FONT style="FONT-SIZE: 12pt"> Floor, Moon Township, PA 15108, by phone at (412) 262-2830, or on Atlas Energy&#146;s Internet site at </FONT></FONT><I><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman Italic">www.atlasenergy.com</FONT></I><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">.&nbsp; </FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Atlas Energy and its directors and executive officers and other members of management and employees may be deemed to be participants in the solicitation of proxies from Atlas Energy stockholders in respect of the proposed merger.&nbsp; In addition, because Atlas Energy controls the general partnership interest in AHD, which itself controls the general partnership interest in Atlas Pipeline Partners, L.P. (&#147;APL&#148;), directors and executive officers and other members of management and employees of AHD, APL and their respective general partner may be deemed to be participants in the solicitation of proxies from Atlas Energy stockholders in respect of the proposed merger.&nbsp; You can find information about Atlas Energy&#146;s executive officers and directors in Atlas Energy&#146;s definitive annual proxy statement filed with the SEC on April 13, 2010, information about the executive officers and directors of the general partner of AHD in the annual report on Form 10-K for AHD filed with the SEC on March 5, 2010, and information about the executive officers and directors of the general partner of APL in the annual report on Form 10-K for APL filed with the SEC on March 5, 2010.&nbsp; You can obtain free copies of Atlas Energy&#146;s annual proxy statement, and Atlas Energy&#146;s proxy statement in connection with the merger (when it becomes available), by contacting Atlas Energy&#146;s investor relations department.&nbsp; You can obtain free copies of AHD&#146;s annual report and APL&#146;s annual report by contacting the investor relations department of AHD and APL, respectively.&nbsp; Additional information regarding the interests of such potential participants will be included in the proxy statement and the other relevant documents filed with the SEC when they become available. </FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">This document shall not constitute an offer to sell or the solicitation of an offer to buy any securities, nor shall there be any sale of securities in any jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such jurisdiction. No offering of securities shall be made except by means of a prospectus meeting the requirements of Section 10 of the U.S. Securities Act of 1933, as amended.</FONT></P>
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<P style="MARGIN: 0in 0in 0pt; TEXT-ALIGN: center" align=center><B><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">SIGNATURES </FONT></B></P>
<P style="MARGIN: 0.1in 0in 0pt; TEXT-INDENT: 24.5pt"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this Report to be signed on its behalf by the undersigned thereunto duly authorized. </FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" face="Times New Roman">ATLAS ENERGY, INC.</FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" face="Times New Roman">Date: December 8, 2010</FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" face="Times New Roman">Jonathan Z. Cohen</FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" face="Times New Roman">Vice Chairman</FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" face="Times New Roman">Amendment No. 1 to Agreement and Plan of Merger, by and among Chevron Corporation, Arkhan Corporation, and Atlas Energy Inc., dated December 7, 2010.</FONT></P>
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<P align=right><B>Exhibit 2.1</B></P>
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<P style="MARGIN: 0in 0in 0.25in; TEXT-ALIGN: center"><FONT lang=EN-US style="FONT-SIZE: 12pt; TEXT-TRANSFORM: uppercase" face="Times New Roman">AMENDMENT NO. 1 <BR>
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TO</FONT></P>
<P style="MARGIN: 0in 0in 0.25in; TEXT-ALIGN: center"><FONT lang=EN-US style="FONT-SIZE: 12pt; TEXT-TRANSFORM: uppercase" face="Times New Roman">AGREEMENT AND PLAN OF MERGER</FONT></P>
<P style="MARGIN: 0in 0in 0.25in; TEXT-ALIGN: center"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">by and among</FONT></P>
<P style="MARGIN: 0in 0in 0.25in; TEXT-ALIGN: center"><FONT lang=EN-US style="FONT-SIZE: 12pt; TEXT-TRANSFORM: uppercase" face="Times New Roman">CHEVRON CORPORATION,</FONT></P>
<P style="MARGIN: 0in 0in 0.25in; TEXT-ALIGN: center"><FONT lang=EN-US style="FONT-SIZE: 12pt; TEXT-TRANSFORM: uppercase" face="Times New Roman">ARKHAN CORPORATION</FONT></P>
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<P style="MARGIN: 0in 0in 0.25in; TEXT-ALIGN: center"><FONT lang=EN-US style="FONT-SIZE: 12pt; TEXT-TRANSFORM: uppercase" face="Times New Roman">ATLAS ENERGY, INC.</FONT></P>
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Amendment dated as of December 7, 2010</FONT></P>
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<P style="MARGIN: 0in 0in 0.25in; TEXT-ALIGN: center"><FONT lang=EN-US style="FONT-SIZE: 12pt; TEXT-TRANSFORM: uppercase" face="Times New Roman">AMENDMENT NO. 1 <BR>
TO <BR>
AGREEMENT AND PLAN OF MERGER</FONT></P>
<P style="MARGIN: 0in 0in 12pt; TEXT-INDENT: 1in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">This AMENDMENT NO. 1, dated as of December 7, 2010 (this &#147;</FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Amendment</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&#148;), to the Agreement and Plan of Merger, dated as of November 8, 2010 (the &#147;</FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Merger Agreement</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&#148;), is by and among Chevron Corporation, a Delaware corporation (&#147;</FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Parent</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&#148;), Arkhan Corporation, a Delaware corporation and an indirect wholly owned Subsidiary of Parent (&#147;</FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Merger Sub</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&#148;), and Atlas Energy, Inc., a Delaware corporation (the &#147;</FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Company</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&#148;).&nbsp; Parent, Merger Sub and the Company are referred to individually as a &#147;</FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Party</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&#148; and collectively, as the &#147;</FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Parties</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">.&#148;</FONT></P>
<P style="MARGIN: 0in 0in 0.25in; TEXT-ALIGN: center"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">RECITALS</FONT></P>
<P style="MARGIN: 0in 0in 12pt; TEXT-INDENT: 1in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">WHEREAS, the parties to the Merger Agreement desire to amend and supplement certain terms of the Merger Agreement as described herein; and</FONT></P>
<P style="MARGIN: 0in 0in 12pt; TEXT-INDENT: 1in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">WHEREAS, all capitalized terms not defined herein shall have the meaning ascribed to such terms in the Merger Agreement.</FONT></P>
<P style="MARGIN: 0in 0in 12pt; TEXT-INDENT: 1in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">NOW, THEREFORE, in consideration of the premises, and of the representations, warranties, covenants and agreements contained herein, the parties hereto agree as follows:</FONT></P>
<P style="MARGIN: 0in 0in 12pt; TEXT-INDENT: 1in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">1.</FONT><FONT lang=EN-US style="FONT-SIZE: 7pt" face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Definition of &#147;AHD Distribution Adjustment Amount&#148;</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">.&nbsp; The definition of &#147;</FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">AHD Distribution Adjustment Amount</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&#148; in Section 1.1 of the Merger Agreement is hereby amended and restated in its entirety as follows:</FONT></P>
<P style="MARGIN: 0in 0.3in 12pt 1in; TEXT-INDENT: 0.5in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&#147;</FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">AHD Distribution Adjustment Amount</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&#148; means the amount (rounded down to the nearest penny) equal to (I)(i) the aggregate number of AHD common units to be distributed in the AHD Distribution, </FONT><I><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">multiplied by</FONT></I><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman"> (ii)&nbsp;the average closing price of common units of AHD on the New York Stock Exchange over the five (5)&nbsp;trading days immediately preceding (but not including) the record date for the AHD Distribution, </FONT><I><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">divided by</FONT></I><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman"> (II) the aggregate number of shares of Common Stock as of the record time for the AHD Distribution.</FONT></P>
<P style="MARGIN: 0in 0in 12pt; TEXT-INDENT: 1in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">2.</FONT><FONT lang=EN-US style="FONT-SIZE: 7pt" face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Conversion of Shares</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">.&nbsp; </FONT></P>
<P style="MARGIN: 0in 0in 12pt; TEXT-INDENT: 0in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (a)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Section&nbsp;3.1(c)&nbsp;of the Merger Agreement is hereby amended and restated in its entirety as follows:</FONT></P>
<P style="MARGIN: 0in 0.3in 12pt 1in; TEXT-INDENT: 0.5in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">(c)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; All shares of Common Stock that are owned by Parent, Merger Sub or any other direct or indirect wholly owned Subsidiary of Parent shall, at the Effective Time, be cancelled and shall cease to exist, and no consideration shall be delivered in exchange therefor. </FONT></P>
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<P style="MARGIN: 0in 0in 12pt; TEXT-INDENT: 0in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (b)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; The following is hereby added as a new Section&nbsp;3.1(f)&nbsp;of the Merger Agreement:</FONT></P>
<P style="MARGIN: 0in 0.3in 12pt 1in; TEXT-INDENT: 0.5in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">(f)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Prior to the record time for the AHD Distribution, the Company shall take all such actions as may be required (i) to cause all shares of Common Stock that are owned by any direct or indirect wholly owned Subsidiary of the Company to be transferred to the Company and (ii) to cause all shares of Common Stock that are owned by the Company (including any shares of Common Stock transferred to the Company pursuant to clause (i)) to, immediately prior to the record time for the AHD Distribution, be retired.&nbsp; It is understood that no share of Common Stock retired pursuant to the preceding sentence shall entitle the holder thereof to receive the Merger Consideration or any AHD common units in the AHD Distribution.</FONT></P>
<P style="MARGIN: 0in 0in 12pt; TEXT-INDENT: 1in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">3.</FONT><FONT lang=EN-US style="FONT-SIZE: 7pt" face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Company RSUs, Company Deferred Units and Company Phantom Stock</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">.&nbsp; Section&nbsp;3.3(a)(ii)&nbsp;of the Merger Agreement is amended and restated in its entirety as follows:</FONT></P>
<P style="MARGIN: 0in 0.3in 12pt 1in; TEXT-INDENT: 0.5in"><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Company RSUs, Company Deferred Units and Company Phantom Stock</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">.&nbsp; The number of shares of Common Stock subject to any award of Company RSUs, Company Deferred Units and Company Phantom Stock (whether such award is vested or unvested) shall be increased by a number (rounded down to the nearest whole share) equal to (I) the number of shares of Common Stock subject to the award prior to such increase, </FONT><I><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">multiplied by</FONT></I><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman"> (II) the AHD Distribution Adjustment Amount, </FONT><I><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">divided by</FONT></I><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman"> (III) an amount equal to (x) the average closing price of shares of Common Stock on NASDAQ over the five (5) trading days immediately preceding (but not including) the record date for the AHD Distribution </FONT><I><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">minus</FONT></I><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman"> (y) the AHD Distribution Adjustment Amount.</FONT></P>
<P style="MARGIN: 0in 0in 12pt; TEXT-INDENT: 1in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">4.</FONT><FONT lang=EN-US style="FONT-SIZE: 7pt" face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Miscellaneous</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">.&nbsp; </FONT></P>
<P style="MARGIN: 0in 0in 12pt; TEXT-INDENT: 0in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (a)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Sections 9.6, 9.8, 9.10, 9.11, 9.12 and 9.14 of the Merger Agreement are restated herein in full, with the exception that (i) references to &#147;this Agreement&#148; shall be references to &#147;this Amendment&#148; and (ii) the reference to &#147;Section 9.2&#148; in Section 9.11 of the Merger Agreement shall be a reference to &#147;Section 9.2 of the Merger Agreement&#148;.</FONT></P>
<P style="MARGIN: 0in 0in 12pt; TEXT-INDENT: 0in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (b)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; The headings contained in this Amendment are for reference purposes only and shall not affect in any way the meaning or interpretation of this Amendment.&nbsp; </FONT></P>
<P style="MARGIN: 0in 0in 12pt; TEXT-INDENT: 0in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (c)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; At any time prior to the Effective Time, any provision of this Amendment may be amended or supplemented if such amendment or supplement is in writing and signed by the Parties hereto; </FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">provided</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">, </FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">however</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">, that after the Company Stockholder Approval has been obtained, no amendment shall be made that pursuant to applicable Law requires further approval or adoption by the stockholders of the Company without such further approval or adoption.&nbsp; This Amendment may not be amended or supplemented in any manner, whether by </FONT>


<FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">course of conduct or otherwise, except by an instrument in writing specifically designated as an amendment hereto, signed on behalf of each of the Parties in interest at the time of the amendment.</FONT></P>
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<P style="MARGIN: 0in 0in 12pt; TEXT-INDENT: 0in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (d)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; This Amendment constitutes the entire agreement, and supersedes all prior agreements and understandings, both written and oral, between the Parties with respect to the subject matter hereof.</FONT></P>
<P style="MARGIN: 0in 0in 12pt; TEXT-INDENT: 0in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (e)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Nothing in this Amendment, express or implied, is intended to or shall confer upon any Person other than the Parties and their respective successors and permitted assigns any right, benefit or remedy hereunder.</FONT></P>
<P style="MARGIN: 0in 0in 12pt; TEXT-INDENT: 0in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (f)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Neither this Amendment nor any of the rights, interests or obligations hereunder shall be assigned by any of the Parties (whether by operation of law or otherwise) without the prior written consent of the other Parties, and any attempted assignment of this Amendment or any of such rights, interests or obligations without such consent shall be void and of no effect.&nbsp; Subject to the preceding sentence, this Amendment shall be binding upon and shall inure to the benefit of the Parties and their respective successors and permitted assigns.</FONT></P>
<P style="MARGIN: 0in 0in 12pt; TEXT-INDENT: 1in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">5.</FONT><FONT lang=EN-US style="FONT-SIZE: 7pt" face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </FONT><U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">Remainder of Merger Agreement</FONT></U><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">.&nbsp; Except as expressly set forth herein, this Amendment shall not by implication or otherwise alter, modify, amend or in any way affect any of the terms, conditions, obligations, covenants or agreements contained in the Merger Agreement, all of which shall continue to be in full force and effect. </FONT></P>
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<P style="MARGIN: 0in 0in 12pt; TEXT-INDENT: 1in"><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">IN WITNESS WHEREOF, this Amendment has been duly executed and delivered by the duly authorized officers of the parties hereto as of the date first written above.</FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" face="Times New Roman">CHEVRON CORPORATION</FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" face="Times New Roman">By: <U>/s/ Kari H. Endries&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;</U></FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" face="Times New Roman">Name: Kari H. Endries<BR>
Title: Assistant Secretary</FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" face="Times New Roman">ARKHAN CORPORATION</FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" face="Times New Roman">By: <U>/s/ Frank G. Soler&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</U></FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" face="Times New Roman">Name: Frank G. Soler<BR>
Title: Vice President</FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" face="Times New Roman">ATLAS ENERGY, INC.</FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" face="Times New Roman">By: <U>/s/ Jonathan Z. Cohen&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </U></FONT></P>
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<P style="MARGIN: 0in 0in 0pt"><FONT style="FONT-SIZE: 12pt" face="Times New Roman">Name: Jonathan Z. Cohen<BR>
Title: Vice Chairman</FONT></P>
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<P style="MARGIN: 0in 0in 0pt" align=center><FONT lang=EN-US style="FONT-SIZE: 12pt" face="Times New Roman">[Signature Page to Amendment No. 1 to Merger Agreement]</FONT></P>
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