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
c6b4
c6b8
c6d4
c6d8
c6a5
c6e5
c6e7
c5a3
c5b4
c5f2
c5e3
c5d4
c5e7
c5d6
a6c4
a6b5
a6c8
a6b7
e6e5
b6b5
f6e4
f6e8
f6g4
f6d5
f6d7
f6h5
g7g6
h7h5
h7h6
a8e8
a8d8
a8c8
a8b8
f8b8
f8c8
f8d8
f8e8
g8h8

## Board State Fen
r4rk1/p4ppp/bpn1pn2/2b3N1/2P1N3/1P4P1/P4PBP/R1BR2K1 b - - 0 13
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
c6b4
c6b8
c6d4
c6d8
c6a5
c6e5
c6e7
c5a3
c5b4
c5f2
c5e3
c5d4
c5e7
c5d6
a6c4
a6b5
a6c8
a6b7
e6e5
b6b5
f6e4
f6e8
f6g4
f6d5
f6d7
f6h5
g7g6
h7h5
h7h6
a8e8
a8d8
a8c8
a8b8
f8b8
f8c8
f8d8
f8e8
g8h8

## Board State Fen
r4rk1/p4ppp/bpn1pn2/2b3N1/2P1N3/1P4P1/P4PBP/R1BR2K1 b - - 0 13
assistant
a8d8