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
d2c2
d2d1
d2e2
d2d8
d2d7
d2d6
d2d5
d2d4
d2d3
f2g3
f2g1
f2f1
f2e2
f2e1
g2g4
g2g3
h2h4
h2h3
e3d1
e3d5
e3f1
e3f5
e3c2
e3c4
e3g4
f3f4
a4a5

## Board State Fen
8/2p2pk1/p3r1p1/4n2p/P7/4NP2/1P1R1KPP/8 w - - 4 38
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
d2c2
d2d1
d2e2
d2d8
d2d7
d2d6
d2d5
d2d4
d2d3
f2g3
f2g1
f2f1
f2e2
f2e1
g2g4
g2g3
h2h4
h2h3
e3d1
e3d5
e3f1
e3f5
e3c2
e3c4
e3g4
f3f4
a4a5

## Board State Fen
8/2p2pk1/p3r1p1/4n2p/P7/4NP2/1P1R1KPP/8 w - - 4 38
assistant
d2d5