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
b2b4
b2b3
d3e4
d3e3
d3e2
d3d4
d3d2
d3c4
d3c3
d3c2
f3e3
f3f1
f3f2
f3h3
f3g3
f3f6
f3f5
f3f4
g6g7

## Board State Fen
6k1/8/5pPp/7r/p7/P2K1R2/1P6/8 w - - 0 40
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
b2b4
b2b3
d3e4
d3e3
d3e2
d3d4
d3d2
d3c4
d3c3
d3c2
f3e3
f3f1
f3f2
f3h3
f3g3
f3f6
f3f5
f3f4
g6g7

## Board State Fen
6k1/8/5pPp/7r/p7/P2K1R2/1P6/8 w - - 0 40
assistant
f3f6