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
a1e1
a1d1
a1c1
a1b1
f1b1
f1c1
f1d1
f1e1
g1h1
a2a4
a2a3
b2b4
b2b3
c2b1
c2a4
c2b3
c2d1
e2d1
e2d2
e2e1
g2g4
g2g3
h2h4
h2h3
c3c4
d3d4
e3d1
e3d5
e3f5
e3c4
e3g4
f3e1
f3e5
f3g5
f3d2
f3d4
f3h4

## Board State Fen
r2qr1k1/5ppp/p1npbb2/1pp1p3/4P3/2PPNN2/PPB1QPPP/R4RK1 w - - 0 16
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
a1e1
a1d1
a1c1
a1b1
f1b1
f1c1
f1d1
f1e1
g1h1
a2a4
a2a3
b2b4
b2b3
c2b1
c2a4
c2b3
c2d1
e2d1
e2d2
e2e1
g2g4
g2g3
h2h4
h2h3
c3c4
d3d4
e3d1
e3d5
e3f5
e3c4
e3g4
f3e1
f3e5
f3g5
f3d2
f3d4
f3h4

## Board State Fen
r2qr1k1/5ppp/p1npbb2/1pp1p3/4P3/2PPNN2/PPB1QPPP/R4RK1 w - - 0 16
assistant
c2b3