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
d1e2
d1b1
d1c1
d1e1
b2b4
b2b3
g1h1
f1e1
a1c1
a1b1
a1a4
a1a3
a1a2
d2b1
d2b3
h2h4
h2h3
d3d4
f3e1
f3e5
f3g5
f3d4
f3h4
g3e5
g3f4
g3h4
c4a2
c4b3
c4a6
c4b5
c4g8
c4f7
c4e6
c4d5
e4f5

## Board State Fen
r1bq1r1k/1pp1b1pn/p1np3p/P3pp2/2B1P3/2PP1NB1/1P1N1PPP/R2Q1RK1 w - f6 0 13
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
d1e2
d1b1
d1c1
d1e1
b2b4
b2b3
g1h1
f1e1
a1c1
a1b1
a1a4
a1a3
a1a2
d2b1
d2b3
h2h4
h2h3
d3d4
f3e1
f3e5
f3g5
f3d4
f3h4
g3e5
g3f4
g3h4
c4a2
c4b3
c4a6
c4b5
c4g8
c4f7
c4e6
c4d5
e4f5

## Board State Fen
r1bq1r1k/1pp1b1pn/p1np3p/P3pp2/2B1P3/2PP1NB1/1P1N1PPP/R2Q1RK1 w - f6 0 13
assistant
h2h3