where did black go wrong...

[Dan]

[Date "2009.5.6"]
[White "CM10_my version of TAL"]
[Black "Chessmaster 10th Edition"]
[TimeControl "25 sec / move"]
[Result "1-0"]
[ECO "D30 "]

no opening books

1.7 gHz Celeron

1.d4 Nf6 2.Nf3 d5 3.c4 e6 4.e3 Nc6 5.Bd3 Bd6 6.Nc3 O-O 7.O-O Nb4 8.Be2 c5 9.dxc5 Bxc5 10.a3 Nc6 11.b4 Bd6 12.Bb2 a5 13.b5 Ne7
14.Rc1 dxc4 15.Nd2 Qc7 16.b6 Bxh2+ 17.Kh1 Qb8

[d]rqb2rk1/1p2nppp/1P2pn2/p7/2p5/P1N1P3/1B1NBPPb/2RQ1R1K w - - 0 18

18.f4!?

Nf5 19.Nxc4 Nxe3 20.Nxe3 Bxf4 21.Qd3 Qe5 22.Ncd5 Qxb2 23.Rc2 Qe5 24.Nxf4 Bd725.Nc4 Qc5 26.Qd6 Rfc8 27.Qxc5 Rxc5 28.Nd3 Rcc8 29.Rfc1 Ba4 30.Rb2 Bc6 31.Nd6 Rd8 32.Rxc6 bxc6 33.Nc4 Nd7 34.Nde5 Nb8 35.Bf3 Ra636.Nxc6 Nxc6 37.Bxc6 Rb8 38.Kg1 g5 39.g4 h6 40.Be4 Kf8 41.Ne5 Ke8 42.b7 Ra7 43.Rb6 a4 44.Kg2 f5 45.Rxe6+ Kd8 46.gxf5 Raxb7
47.Bxb7 Rxb7 48.Nc6+ Kc7 49.Re7+ Kxc6 50.Rxb7 Kxb7 51.f6 Kc6 52.f7 Kd5 53.f8=Q Kc4 54.Qxh6 Kb3 55.Qe6+ Kxa3 56.Kf3 Kb4 57.Qd6+
Kc4 58.Ke3 a3 59.Qc6+ Kb4 60.Kd3 a2 61.Qb6+ Ka3 62.Kc4 a1=N 63.Qb1 g4 64.Qxa1# 1-0

[krazyken]

the first thing that jumps out at me is that black wasted time in the opening and fell behind in development. In a wide open position that is bad.