0000950134-07-003050 SC 13G/A 2 20070214 20070213 FIR TREE RECOVERY MASTER FUND, L.P. SAPLING LLC Terra Nova Acquisition CORP 0001298663 6770 000000000 DE 1231 SC 13G/A 34 005-80708 07612284 2 BLOOR STREET WEST, SUITE 3400 TORONTO A6 M4W 3E2 416-644-6000 2 BLOOR STREET WEST, SUITE 3400 TORONTO A6 M4W 3E2 FIR TREE INC 0001056491 000000000 SC 13G/A 535 FIFTH AVENUE 31ST FLOOR NEW YORK NY 10017 2123983500 535 FIFTH AVENUE 31ST FLOOR NEW YORK NY 10017 SC 13G/A 1 d43422b4sc13gza.htm AMENDMENT TO SCHEDULE 13G EX-99.1 2 d43422b4exv99w1.htm JOINT FILING AGREEMENT