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
e4a4
e4b4
e4c4
e4d4
e4e1
e4e2
e4e3
e4e8
e4e7
e4e6
e4e5
f4g5
f4g3
f4f3
f4e5
f4e3
g4g5
h4h5

## Board State Fen
8/r5k1/6p1/8/4RKPP/8/8/8 w - - 9 64
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
e4a4
e4b4
e4c4
e4d4
e4e1
e4e2
e4e3
e4e8
e4e7
e4e6
e4e5
f4g5
f4g3
f4f3
f4e5
f4e3
g4g5
h4h5

## Board State Fen
8/r5k1/6p1/8/4RKPP/8/8/8 w - - 9 64
assistant
f4e5