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
d1a4
d1b3
d1c2
d1b1
d1c1
d1d4
d1d3
d1d2
h1g1
e1d2
a1c1
a1b1
a1a2
b2b4
b2b3
e2d4
e2f4
e2c1
e2g1
e2g3
f2f4
f2f3
g2g4
g2g3
h2h4
h2h3
a3a4
e3c1
e3d2
e3d4
e3h6
e3g5
e3f4
c4c5

## Board State Fen
rnbqk2r/pp3ppp/4pn2/b7/2Pp4/P1N1B3/1P2NPPP/R2QKB1R w KQkq - 0 10
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
d1a4
d1b3
d1c2
d1b1
d1c1
d1d4
d1d3
d1d2
h1g1
e1d2
a1c1
a1b1
a1a2
b2b4
b2b3
e2d4
e2f4
e2c1
e2g1
e2g3
f2f4
f2f3
g2g4
g2g3
h2h4
h2h3
a3a4
e3c1
e3d2
e3d4
e3h6
e3g5
e3f4
c4c5

## Board State Fen
rnbqk2r/pp3ppp/4pn2/b7/2Pp4/P1N1B3/1P2NPPP/R2QKB1R w KQkq - 0 10
assistant
d1d4