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
a1h1
a1g1
a1f1
a1e1
a1d1
a1c1
a1b1
a1a3
a1a2
b2b4
b2b3
c2c4
c2c3
f2f4
f2f3
g2h3
g2h1
g2g1
g2f3
g2f1
h2h4
h2h3
g3g4
a4a5
d5c3
d5c7
d5e3
d5e7
d5b4
d5b6
d5f4
d5f6

## Board State Fen
r7/2pp1k1p/pp1b4/3N1pp1/P2P4/6P1/1PP2PKP/R7 w - - 2 22
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
a1h1
a1g1
a1f1
a1e1
a1d1
a1c1
a1b1
a1a3
a1a2
b2b4
b2b3
c2c4
c2c3
f2f4
f2f3
g2h3
g2h1
g2g1
g2f3
g2f1
h2h4
h2h3
g3g4
a4a5
d5c3
d5c7
d5e3
d5e7
d5b4
d5b6
d5f4
d5f6

## Board State Fen
r7/2pp1k1p/pp1b4/3N1pp1/P2P4/6P1/1PP2PKP/R7 w - - 2 22
assistant
d5e3