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
b4f8
b4e7
b4d6
b4c5
e4f3
e6a6
e6b6
e6c6
e6d6
e6e5
e6f6
e6e8
e6e7
g2g4
g2g3
b2b3
a2a4
a2a3

## Board State Fen
8/pp1r4/4Rp1k/5Pb1/1B2K2p/8/PP4P1/8 w - - 10 42
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
b4f8
b4e7
b4d6
b4c5
e4f3
e6a6
e6b6
e6c6
e6d6
e6e5
e6f6
e6e8
e6e7
g2g4
g2g3
b2b3
a2a4
a2a3

## Board State Fen
8/pp1r4/4Rp1k/5Pb1/1B2K2p/8/PP4P1/8 w - - 10 42
assistant
e6e7