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
f1b5
f1c4
f1d3
f1e2
f1h3
f1g2
h1g1
h1h3
h1h2
e1c1
e1e2
e1d2
e1d1
a1d1
a1c1
a1b1
a1a2
b2b4
b2b3
f2f4
f2f3
a3a4
c3b1
c3b5
c3d1
c3d5
c3a2
c3a4
c3e2
e3c1
e3d2
e3f4
d4a7
d4b6
d4c5
d4g7
d4f6
d4e5
d4a4
d4b4
d4c4
d4d1
d4d2
d4d3
d4d6
d4d5
e4e5
h4h5
g5g6

## Board State Fen
1r1qkb1r/3n1ppp/p1bpp3/1p4P1/3QP2P/P1N1B3/1PP2P2/R3KB1R w KQk - 2 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
f1b5
f1c4
f1d3
f1e2
f1h3
f1g2
h1g1
h1h3
h1h2
e1c1
e1e2
e1d2
e1d1
a1d1
a1c1
a1b1
a1a2
b2b4
b2b3
f2f4
f2f3
a3a4
c3b1
c3b5
c3d1
c3d5
c3a2
c3a4
c3e2
e3c1
e3d2
e3f4
d4a7
d4b6
d4c5
d4g7
d4f6
d4e5
d4a4
d4b4
d4c4
d4d1
d4d2
d4d3
d4d6
d4d5
e4e5
h4h5
g5g6

## Board State Fen
1r1qkb1r/3n1ppp/p1bpp3/1p4P1/3QP2P/P1N1B3/1PP2P2/R3KB1R w KQk - 2 13
assistant
e1c1