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
a1f1
a1e1
a1d1
a1c1
a1b1
g1h1
g1g2
g1f1
a2a4
a2a3
b2b4
b2b3
d2c2
d2d1
d2e2
d2d5
d2d4
d2d3
h2h4
h2h3
f3e1
f3g5
f3d4
f3h4
g3g4

## Board State Fen
2r3k1/p4pp1/1p2p3/3nP3/2r5/5NP1/PP1R1P1P/R5K1 w - - 1 23
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
a1f1
a1e1
a1d1
a1c1
a1b1
g1h1
g1g2
g1f1
a2a4
a2a3
b2b4
b2b3
d2c2
d2d1
d2e2
d2d5
d2d4
d2d3
h2h4
h2h3
f3e1
f3g5
f3d4
f3h4
g3g4

## Board State Fen
2r3k1/p4pp1/1p2p3/3nP3/2r5/5NP1/PP1R1P1P/R5K1 w - - 1 23
assistant
f3d4