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
b5b4
f6e4
f6e8
f6g4
f6d5
f6d7
f6h5
a7a5
a7a6
b7b6
g7g5
g7g6
h7h5
h7h6
b8g3
b8f4
b8e5
b8d6
b8c7
d8c8
d8d1
d8d2
d8d3
d8d4
d8d5
d8d6
d8d7
d8e8
f8e8
g8h8

## Board State Fen
1b1r1rk1/pp3ppp/5n2/1pB2B2/8/P5PP/1P3PK1/3R1R2 b - - 1 26
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
b5b4
f6e4
f6e8
f6g4
f6d5
f6d7
f6h5
a7a5
a7a6
b7b6
g7g5
g7g6
h7h5
h7h6
b8g3
b8f4
b8e5
b8d6
b8c7
d8c8
d8d1
d8d2
d8d3
d8d4
d8d5
d8d6
d8d7
d8e8
f8e8
g8h8

## Board State Fen
1b1r1rk1/pp3ppp/5n2/1pB2B2/8/P5PP/1P3PK1/3R1R2 b - - 1 26
assistant
f8e8