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
b6b5
e6e5
g6g5
a7a5
a7a6
b7a6
b7a8
b7e4
b7d5
b7c6
b7c8
d7a4
d7b5
d7c6
d7c8
d7e8
d7c7
d7d1
d7d2
d7d3
d7d4
d7d5
d7d6
d7e7
d7d8
f7f5
f7f6
g8h8
g8h7
g8f8

## Board State Fen
6k1/pb1q1pp1/1p2p1p1/8/2N1P3/P1Q2PP1/1P4P1/6K1 b - - 0 29
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
b6b5
e6e5
g6g5
a7a5
a7a6
b7a6
b7a8
b7e4
b7d5
b7c6
b7c8
d7a4
d7b5
d7c6
d7c8
d7e8
d7c7
d7d1
d7d2
d7d3
d7d4
d7d5
d7d6
d7e7
d7d8
f7f5
f7f6
g8h8
g8h7
g8f8

## Board State Fen
6k1/pb1q1pp1/1p2p1p1/8/2N1P3/P1Q2PP1/1P4P1/6K1 b - - 0 29
assistant
d7c7