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
a5a4
e5a1
e5b2
e5c3
e5d4
e5d6
e5h2
e5g3
e5f4
e5f6
e5b5
e5c5
e5d5
e5e1
e5e2
e5e3
e5e4
e5h5
e5g5
e5f5
e5e8
e5e7
e5e6
b6b5
f7f5
f7f6
g7h7
g7h6
g7g6
g7f6

## Board State Fen
3R4/5pk1/1p1P4/p3q3/2R4p/P6P/5PP1/6K1 b - - 4 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
a5a4
e5a1
e5b2
e5c3
e5d4
e5d6
e5h2
e5g3
e5f4
e5f6
e5b5
e5c5
e5d5
e5e1
e5e2
e5e3
e5e4
e5h5
e5g5
e5f5
e5e8
e5e7
e5e6
b6b5
f7f5
f7f6
g7h7
g7h6
g7g6
g7f6

## Board State Fen
3R4/5pk1/1p1P4/p3q3/2R4p/P6P/5PP1/6K1 b - - 4 51
assistant
e5e1