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
c1d1
c1c8
c1c7
c1c6
c1c5
c1c4
c1c3
c1c2
h2h4
h2h3
g1h1
g1g2
g1f1
e1d1
e1f1
e1e2
b3a2
b3d1
b3c2
b3d5
b3c4
b3a3
b3b1
b3b2
b3c3
b3b4
d3d4
e3d1
e3d5
e3f1
e3f5
e3c2
e3c4
e3g2
e3g4
f3e5
f3g5
f3d2
f3d4
f3h4
g3g4
e4d5
b5b6

## Board State Fen
r2q2k1/1p1r1pp1/5nnp/pP1pp3/P3P3/1Q1PNNP1/5P1P/2R1R1K1 w - - 4 22
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
c1d1
c1c8
c1c7
c1c6
c1c5
c1c4
c1c3
c1c2
h2h4
h2h3
g1h1
g1g2
g1f1
e1d1
e1f1
e1e2
b3a2
b3d1
b3c2
b3d5
b3c4
b3a3
b3b1
b3b2
b3c3
b3b4
d3d4
e3d1
e3d5
e3f1
e3f5
e3c2
e3c4
e3g2
e3g4
f3e5
f3g5
f3d2
f3d4
f3h4
g3g4
e4d5
b5b6

## Board State Fen
r2q2k1/1p1r1pp1/5nnp/pP1pp3/P3P3/1Q1PNNP1/5P1P/2R1R1K1 w - - 4 22
assistant
e4d5