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
d2c1
d2b4
d2c3
d2e1
d2e3
d3e3
d3e2
d3c2
f4f5
g4h5
g4g5

## Board State Fen
5b2/8/6p1/3k3p/1p3PPP/3K4/3B4/8 w - - 0 45
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
d2c1
d2b4
d2c3
d2e1
d2e3
d3e3
d3e2
d3c2
f4f5
g4h5
g4g5

## Board State Fen
5b2/8/6p1/3k3p/1p3PPP/3K4/3B4/8 w - - 0 45
assistant
f4f5