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
a1b1
h1g1
a2a4
a2a3
b2b4
b2b3
d2d4
d2d3
e2e4
e2e3
g2g4
g2g3
h2h4
h2h3
c3b1
c3b5
c3d5
c3a4
c3e4
f3e5
f3g1
f3g5
f3d4
f3h4
c4d5
c4c5

## Board State Fen
rnbqkb1r/ppp2ppp/4pn2/3p4/2P5/2N2N2/PP1PPPPP/R1BQKB1R w KQkq d6 0 4
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
a1b1
h1g1
a2a4
a2a3
b2b4
b2b3
d2d4
d2d3
e2e4
e2e3
g2g4
g2g3
h2h4
h2h3
c3b1
c3b5
c3d5
c3a4
c3e4
f3e5
f3g1
f3g5
f3d4
f3h4
c4d5
c4c5

## Board State Fen
rnbqkb1r/ppp2ppp/4pn2/3p4/2P5/2N2N2/PP1PPPPP/R1BQKB1R w KQkq d6 0 4
assistant
e2e3