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
a5e1
a5d2
a5c3
a5b4
a5d8
a5c7
a5b6
b5a4
b5c4
b5b4
g6g5
f7g8
f7e8
f7e6

## Board State Fen
8/5k2/p1pB2pK/bpp1P2p/P1P4P/1P4P1/8/8 b - - 6 51
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
a5e1
a5d2
a5c3
a5b4
a5d8
a5c7
a5b6
b5a4
b5c4
b5b4
g6g5
f7g8
f7e8
f7e6

## Board State Fen
8/5k2/p1pB2pK/bpp1P2p/P1P4P/1P4P1/8/8 b - - 6 51
assistant
a5d2