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
b2b4
b2b3
g1h1
f1b1
f1c1
f1d1
f1e1
a1e1
a1d1
a1c1
a1b1
a1a3
a1a2
g2g4
g2g3
h2h4
h2h3
c3b1
c3b5
c3d1
c3d5
c3a2
c3e2
d3b1
d3c2
d3e2
d3d1
d3d2
d3d6
d3d5
d3d4
e3c1
e3d2
e3c5
e3d4
e3h6
e3g5
e3f4
f3e1
f3e5
f3g5
f3d2
f3d4
f3h4
a4a5
e4e5

## Board State Fen
r2qk2r/1p2ppbp/p1bp2p1/2n5/P1P1P3/2NQBN2/1P3PPP/R4RK1 w kq - 5 13
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
b2b4
b2b3
g1h1
f1b1
f1c1
f1d1
f1e1
a1e1
a1d1
a1c1
a1b1
a1a3
a1a2
g2g4
g2g3
h2h4
h2h3
c3b1
c3b5
c3d1
c3d5
c3a2
c3e2
d3b1
d3c2
d3e2
d3d1
d3d2
d3d6
d3d5
d3d4
e3c1
e3d2
e3c5
e3d4
e3h6
e3g5
e3f4
f3e1
f3e5
f3g5
f3d2
f3d4
f3h4
a4a5
e4e5

## Board State Fen
r2qk2r/1p2ppbp/p1bp2p1/2n5/P1P1P3/2NQBN2/1P3PPP/R4RK1 w kq - 5 13
assistant
e3c5