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
b3a4
b3c2
b3d5
b3c4
b3a3
b3b1
b3b2
e1f1
e1e2
g1h1
g1f2
g1f1
g2f1
g2d5
g2e4
g2f3
g2h1
g2h3
d1a1
d1b1
d1c1
d1d5
d1d4
d1d3
d1d2
h2h4
h2h3
a2a4
a2a3
c3b1
c3b5
c3d5
c3a4
c3e2
c3e4
e3e4
g3g4
b4c5
b4b5
f4f5

## Board State Fen
r5k1/p1nr1pp1/1pb1q2p/2ppP3/1P3P2/1QN1P1P1/P5BP/3RR1K1 w - - 3 20
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
b3a4
b3c2
b3d5
b3c4
b3a3
b3b1
b3b2
e1f1
e1e2
g1h1
g1f2
g1f1
g2f1
g2d5
g2e4
g2f3
g2h1
g2h3
d1a1
d1b1
d1c1
d1d5
d1d4
d1d3
d1d2
h2h4
h2h3
a2a4
a2a3
c3b1
c3b5
c3d5
c3a4
c3e2
c3e4
e3e4
g3g4
b4c5
b4b5
f4f5

## Board State Fen
r5k1/p1nr1pp1/1pb1q2p/2ppP3/1P3P2/1QN1P1P1/P5BP/3RR1K1 w - - 3 20
assistant
b4c5