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
b1a2
b1e4
b1d3
b1c2
d2c4
d2e4
d2b3
d2f1
d2f3
a5a4
c6c5
h6h5
b7a7
b7b2
b7b3
b7b4
b7b5
b7b6
b7e7
b7d7
b7c7
b7b8
f7f5
f7f6
g7g5
g7g6
d8a8
d8b8
d8c8
d8d3
d8d4
d8d5
d8d6
d8d7
d8f8
d8e8
g8h8
g8h7

## Board State Fen
3r2k1/1r3pp1/2p4p/p3p3/4P3/B1P2PP1/P2n2BP/Rb2R1K1 b - - 5 36
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
b1a2
b1e4
b1d3
b1c2
d2c4
d2e4
d2b3
d2f1
d2f3
a5a4
c6c5
h6h5
b7a7
b7b2
b7b3
b7b4
b7b5
b7b6
b7e7
b7d7
b7c7
b7b8
f7f5
f7f6
g7g5
g7g6
d8a8
d8b8
d8c8
d8d3
d8d4
d8d5
d8d6
d8d7
d8f8
d8e8
g8h8
g8h7

## Board State Fen
3r2k1/1r3pp1/2p4p/p3p3/4P3/B1P2PP1/P2n2BP/Rb2R1K1 b - - 5 36
assistant
b1c2