Failure Modes

In my latest Matrix Chess game against the computer I failed in an interesting way that actually involved winning the game. See what you think. Position after 15. Nb5. Black to move. FEN: rn1qk2r/pp4p1/3bb1P1/1N1p1p2/3Pp2p/5P1P/PPP1N1K1/R1BQ1R2 b kq – 0 15...