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
b2a2
b2b1
b2f2
b2e2
b2d2
b2c2
b2b8
b2b7
b2b6
b2b5
b2b4
b2b3
d4c3
d4e3
d4d3
c5a3
c5b4
c5a7
c5b6
a6a5
d6e5
d6d5
f6e5
f6d8
f6e7
f6h4
f6g5
f6h8
f6g7
f6f3
f6f4
f6f5
f6f8
f6f7
g8h8
g8f8

## Board State Fen
6k1/2R5/p2ppqn1/2b1P3/P2p2Q1/2P1NN2/1r3Pp1/6K1 b - - 0 31
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
b2a2
b2b1
b2f2
b2e2
b2d2
b2c2
b2b8
b2b7
b2b6
b2b5
b2b4
b2b3
d4c3
d4e3
d4d3
c5a3
c5b4
c5a7
c5b6
a6a5
d6e5
d6d5
f6e5
f6d8
f6e7
f6h4
f6g5
f6h8
f6g7
f6f3
f6f4
f6f5
f6f8
f6f7
g8h8
g8f8

## Board State Fen
6k1/2R5/p2ppqn1/2b1P3/P2p2Q1/2P1NN2/1r3Pp1/6K1 b - - 0 31
assistant
d6e5