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
f5e4
f5c8
f5d7
f5e6
f5h3
f5g4
g7f6
g7h6
c7c5
c7c6
b7b5
b7b6
h7h5
h7h6
a5a4
a8a6
a8a7
a8c8
a8b8
d8g5
d8f6
d8e7
d8b8
d8c8
d8d7
d8e8
f8e8
f8f6
f8f7
f8g8
h8g8

## Board State Fen
r2q1r1k/1pp3bp/3p2p1/p2PpbP1/2P1N2P/1P2BP2/P7/2RQ2RK b - - 0 22
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
f5e4
f5c8
f5d7
f5e6
f5h3
f5g4
g7f6
g7h6
c7c5
c7c6
b7b5
b7b6
h7h5
h7h6
a5a4
a8a6
a8a7
a8c8
a8b8
d8g5
d8f6
d8e7
d8b8
d8c8
d8d7
d8e8
f8e8
f8f6
f8f7
f8g8
h8g8

## Board State Fen
r2q1r1k/1pp3bp/3p2p1/p2PpbP1/2P1N2P/1P2BP2/P7/2RQ2RK b - - 0 22
assistant
a5a4