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
c1c4
c1c3
c1c2
f1e3
f1d2
g1h1
g1g2
g1f2
b2b4
b2b3
h2h4
h2h3
g3f4
g3g4
e4a4
e4b4
e4c4
e4d4
e4e1
e4e2
e4e3
e4f4
c5b4
c5a7
c5b6
c5f2
c5e3
c5d4
c5f8
c5e7
c5d6

## Board State Fen
4b1k1/1p3r1p/2n1p3/2BrP3/p3Rp2/P5P1/1P5P/2R2NK1 w - - 0 25
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
c1c4
c1c3
c1c2
f1e3
f1d2
g1h1
g1g2
g1f2
b2b4
b2b3
h2h4
h2h3
g3f4
g3g4
e4a4
e4b4
e4c4
e4d4
e4e1
e4e2
e4e3
e4f4
c5b4
c5a7
c5b6
c5f2
c5e3
c5d4
c5f8
c5e7
c5d6

## Board State Fen
4b1k1/1p3r1p/2n1p3/2BrP3/p3Rp2/P5P1/1P5P/2R2NK1 w - - 0 25
assistant
e4a4