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
c1e1
c1d1
c1c8
c1c7
c1c6
c1c5
c1c4
c1c3
c1c2
g1h1
g1f2
g2g4
g2g3
h2h4
h2h3
a3a4
f3f4
b6a5
b6a7
b6f2
b6e3
b6d4
b6c5
b6d8
b6c7
f1a6
f1b5
f1c4
f1d3
f1e2

## Board State Fen
r5k1/5ppp/1B6/p7/8/Pb3P2/n5PP/2R2BK1 w - - 4 28
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
c1e1
c1d1
c1c8
c1c7
c1c6
c1c5
c1c4
c1c3
c1c2
g1h1
g1f2
g2g4
g2g3
h2h4
h2h3
a3a4
f3f4
b6a5
b6a7
b6f2
b6e3
b6d4
b6c5
b6d8
b6c7
f1a6
f1b5
f1c4
f1d3
f1e2

## Board State Fen
r5k1/5ppp/1B6/p7/8/Pb3P2/n5PP/2R2BK1 w - - 4 28
assistant
c1c7