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
a7a5
a7a6
f6e4
f6g4
f6g8
f6d5
f6h5
e6e5
f5b1
f5c2
f5d3
f5e4
f5h3
f5g4
f5g6
b7b5
b7b6
d7c5
d7e5
d7b6
d7b8
g7g5
g7g6
h7h5
h7h6
c8a8
c8b8
c8c3
c8c4
c8c5
c8c6
c8c7
d8a5
d8b6
d8c7
d8e7
e8e7
f8a3
f8b4
f8c5
f8d6
f8e7
h8g8

## Board State Fen
2rqkb1r/pp1n1ppp/4pn2/5b2/3P4/P1N2N2/BP3PPP/R1BQ1RK1 b k - 2 10
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
a7a5
a7a6
f6e4
f6g4
f6g8
f6d5
f6h5
e6e5
f5b1
f5c2
f5d3
f5e4
f5h3
f5g4
f5g6
b7b5
b7b6
d7c5
d7e5
d7b6
d7b8
g7g5
g7g6
h7h5
h7h6
c8a8
c8b8
c8c3
c8c4
c8c5
c8c6
c8c7
d8a5
d8b6
d8c7
d8e7
e8e7
f8a3
f8b4
f8c5
f8d6
f8e7
h8g8

## Board State Fen
2rqkb1r/pp1n1ppp/4pn2/5b2/3P4/P1N2N2/BP3PPP/R1BQ1RK1 b k - 2 10
assistant
d7b6