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
d1d3
d1d2
c1a1
c1b1
c1c3
c1c2
e1a5
e1b4
e1c3
e1d2
g1h1
g1g2
g1f1
a2a4
a2a3
e2d3
e2f1
e2g4
e2f3
e2b2
e2c2
e2d2
f2f4
f2f3
h2h4
h2h3
b3b4
c4d5
c4c5

## Board State Fen
r2q1rk1/1p4bp/2p1p3/p2p4/2PPp1p1/1P2P1P1/P3QP1P/2RRB1K1 w - - 0 21
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
d1d3
d1d2
c1a1
c1b1
c1c3
c1c2
e1a5
e1b4
e1c3
e1d2
g1h1
g1g2
g1f1
a2a4
a2a3
e2d3
e2f1
e2g4
e2f3
e2b2
e2c2
e2d2
f2f4
f2f3
h2h4
h2h3
b3b4
c4d5
c4c5

## Board State Fen
r2q1rk1/1p4bp/2p1p3/p2p4/2PPp1p1/1P2P1P1/P3QP1P/2RRB1K1 w - - 0 21
assistant
e2g4