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
a1c1
a1b1
a1a2
d1a4
d1b3
d1c2
d1e2
d1b1
d1c1
d1d3
d1d2
e1g1
e1f1
e1e2
e1d2
h1f1
h1g1
h1h3
h1h2
b2b4
b2b3
g2g4
g2g3
a3a4
c3b1
c3b5
c3d5
c3a2
c3a4
c3e2
f3e5
f3g1
f3g5
f3d2
f3h2
d4d5
e4b1
e4c2
e4d3
e4b7
e4c6
e4d5
e4g6
e4f5
h4h5

## Board State Fen
r1bqk2r/1p2np2/p3pbpp/8/3PB2P/P1N2N2/1P3PP1/R2QK2R w KQkq - 0 14
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
a1c1
a1b1
a1a2
d1a4
d1b3
d1c2
d1e2
d1b1
d1c1
d1d3
d1d2
e1g1
e1f1
e1e2
e1d2
h1f1
h1g1
h1h3
h1h2
b2b4
b2b3
g2g4
g2g3
a3a4
c3b1
c3b5
c3d5
c3a2
c3a4
c3e2
f3e5
f3g1
f3g5
f3d2
f3h2
d4d5
e4b1
e4c2
e4d3
e4b7
e4c6
e4d5
e4g6
e4f5
h4h5

## Board State Fen
r1bqk2r/1p2np2/p3pbpp/8/3PB2P/P1N2N2/1P3PP1/R2QK2R w KQkq - 0 14
assistant
d1e2