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
a6a5
f6e4
f6g4
f6d7
f6h5
f6h7
h6h5
b7b5
b7b6
f7c7
f7d7
f7e7
f7f8
g7g5
g7g6
c8b6
c8d6
c8a7
c8e7
e8d8
e8e1
e8e2
e8e3
e8e4
e8e5
e8e6
e8e7
e8f8
g8h8
g8h7
g8f8

## Board State Fen
2n1r1k1/1p3rp1/p4n1p/3p4/3P4/1PNN3P/P5P1/2R2RK1 b - - 0 25
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
a6a5
f6e4
f6g4
f6d7
f6h5
f6h7
h6h5
b7b5
b7b6
f7c7
f7d7
f7e7
f7f8
g7g5
g7g6
c8b6
c8d6
c8a7
c8e7
e8d8
e8e1
e8e2
e8e3
e8e4
e8e5
e8e6
e8e7
e8f8
g8h8
g8h7
g8f8

## Board State Fen
2n1r1k1/1p3rp1/p4n1p/3p4/3P4/1PNN3P/P5P1/2R2RK1 b - - 0 25
assistant
c8a7