Given the available moves based on the current board state in FEN notation, think carefully about which move would be best, then make that move. Be sure to note your color indicated in the FEN notation before deciding.
## Available Moves
b5b4
c5d4
c5c4
g5g4
a6a5
h6h5
d7c6
d7c8
d7e8
e7d6
e7d8
e7f6
e7e8
f7f5
f7f6
g7e5
g7f6
g7h8
b8a8
b8b6
b8b7
b8e8
b8d8
b8c8
f8c8
f8d8
f8e8
g8h8
g8h7

## Board State Fen
1r3rk1/3bqpb1/p3p2p/1pp1N1p1/3P4/2N1P1P1/PP2QPP1/1K1R3R b - - 1 19
system
You are a chess playing AI.
user
Given the available moves based on the current board state in FEN notation, think carefully about which move would be best, then make that move. Be sure to note your color indicated in the FEN notation before deciding.
## Available Moves
b5b4
c5d4
c5c4
g5g4
a6a5
h6h5
d7c6
d7c8
d7e8
e7d6
e7d8
e7f6
e7e8
f7f5
f7f6
g7e5
g7f6
g7h8
b8a8
b8b6
b8b7
b8e8
b8d8
b8c8
f8c8
f8d8
f8e8
g8h8
g8h7

## Board State Fen
1r3rk1/3bqpb1/p3p2p/1pp1N1p1/3P4/2N1P1P1/PP2QPP1/1K1R3R b - - 1 19
assistant
f8c8