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
h6h5
e6e5
b6b5
c7b8
c7h2
c7g3
c7f4
c7e5
c7d6
c7d8
c7b7
c7c3
c7c4
c7c5
c7c6
d7c5
d7e5
d7b8
d7f6
f7f5
f7f6
g7g5
g7g6
a8b8
c8a6
c8b7
f8d8
f8e8
g8h8
g8h7

## Board State Fen
r1b2rk1/p1qn1pp1/1p2p2p/8/3P4/1BP1B3/P4PPP/R2Q1RK1 b - - 1 15
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
h6h5
e6e5
b6b5
c7b8
c7h2
c7g3
c7f4
c7e5
c7d6
c7d8
c7b7
c7c3
c7c4
c7c5
c7c6
d7c5
d7e5
d7b8
d7f6
f7f5
f7f6
g7g5
g7g6
a8b8
c8a6
c8b7
f8d8
f8e8
g8h8
g8h7

## Board State Fen
r1b2rk1/p1qn1pp1/1p2p2p/8/3P4/1BP1B3/P4PPP/R2Q1RK1 b - - 1 15
assistant
c8a6