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
b4a3
b4a5
b4e1
b4d2
b4c3
b4c5
b4a4
b4b1
b4b2
b4b3
b4e4
b4d4
b4c4
b4b7
b4b6
b4b5
h6c1
h6d2
h6e3
h6f4
h6g5
f7f5
f7f6
g7g5
g7g6
b8a8
b8b5
b8b6
b8b7
b8e8
b8d8
b8c8
f8c8
f8d8
f8e8
f8g8
h8g8

## Board State Fen
1r3r1k/3Q1ppp/3p3b/3Bp3/Rq2P2P/8/5PP1/5RK1 b - - 3 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
b4a3
b4a5
b4e1
b4d2
b4c3
b4c5
b4a4
b4b1
b4b2
b4b3
b4e4
b4d4
b4c4
b4b7
b4b6
b4b5
h6c1
h6d2
h6e3
h6f4
h6g5
f7f5
f7f6
g7g5
g7g6
b8a8
b8b5
b8b6
b8b7
b8e8
b8d8
b8c8
f8c8
f8d8
f8e8
f8g8
h8g8

## Board State Fen
1r3r1k/3Q1ppp/3p3b/3Bp3/Rq2P2P/8/5PP1/5RK1 b - - 3 25
assistant
b4b6