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
c1c3
c1c2
d1h1
d1g1
d1f1
d1e1
d2e4
d2b1
d2b3
d2f1
e2d3
e2f1
f2g3
f2g1
f2f1
f2e1
g2g4
g2g3
h2h3
a3a4
e3d4
e3e4
f3f4
c4c5
h4g3
h4f6
h4g5

## Board State Fen
r3r1k1/p2n1pp1/bp2pn1p/8/2Pp3B/P3PP2/3NBKPP/2RR4 w - - 0 19
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
c1c3
c1c2
d1h1
d1g1
d1f1
d1e1
d2e4
d2b1
d2b3
d2f1
e2d3
e2f1
f2g3
f2g1
f2f1
f2e1
g2g4
g2g3
h2h3
a3a4
e3d4
e3e4
f3f4
c4c5
h4g3
h4f6
h4g5

## Board State Fen
r3r1k1/p2n1pp1/bp2pn1p/8/2Pp3B/P3PP2/3NBKPP/2RR4 w - - 0 19
assistant
e3d4