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
c1a1
c1b1
c1e1
c1d1
c1c8
c1c7
c1c6
c1c5
c1c4
c1c3
c1c2
f1d1
f1e1
g1h1
a2a4
a2a3
d2a5
d2b4
d2c3
d2e1
d2h6
d2g5
d2f4
d2e3
d2b2
d2c2
d2d1
d2e2
d2d3
g2g4
g2g3
h2h4
h2h3
f3e1
f3e5
f3g5
f3h4
d4d5
e4e5

## Board State Fen
2rq1rk1/p4ppp/np2p3/8/3PP3/5N2/P2Q1PPP/2R2RK1 w - - 2 15
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
c1a1
c1b1
c1e1
c1d1
c1c8
c1c7
c1c6
c1c5
c1c4
c1c3
c1c2
f1d1
f1e1
g1h1
a2a4
a2a3
d2a5
d2b4
d2c3
d2e1
d2h6
d2g5
d2f4
d2e3
d2b2
d2c2
d2d1
d2e2
d2d3
g2g4
g2g3
h2h4
h2h3
f3e1
f3e5
f3g5
f3h4
d4d5
e4e5

## Board State Fen
2rq1rk1/p4ppp/np2p3/8/3PP3/5N2/P2Q1PPP/2R2RK1 w - - 2 15
assistant
d2e2