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
f6a1
f6b2
f6c3
f6d4
f6e5
f6h4
f6g5
f6e6
f6h6
f6g6
f6f8
f6f7
g7h8
g7h7
g7h6
g7g8
g7g6
g7f8
g7f7
b7b5
b7b6
e7c7
e7d7
e7e1
e7e2
e7e3
e7e4
e7e5
e7e6
e7f7
e7e8
d6d5

## Board State Fen
8/1p2r1k1/3p1q2/Q1p2p1p/P1P2P1P/1P4P1/6K1/4R3 b - - 0 39
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
f6a1
f6b2
f6c3
f6d4
f6e5
f6h4
f6g5
f6e6
f6h6
f6g6
f6f8
f6f7
g7h8
g7h7
g7h6
g7g8
g7g6
g7f8
g7f7
b7b5
b7b6
e7c7
e7d7
e7e1
e7e2
e7e3
e7e4
e7e5
e7e6
e7f7
e7e8
d6d5

## Board State Fen
8/1p2r1k1/3p1q2/Q1p2p1p/P1P2P1P/1P4P1/6K1/4R3 b - - 0 39
assistant
f6b2