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
a1d1
a1c1
a1b1
e1b1
e1c1
e1d1
e1f1
e1e8
e1e7
e1e6
e1e5
e1e4
e1e3
e1e2
g1h1
g1g2
g1f1
a2a4
a2a3
f2f4
f2f3
h2h4
h2h3
c5a3
c5b4
c5a7
c5b6
c5e3
c5d4
c5f8
c5e7
c5d6

## Board State Fen
r7/pp4p1/2b3kp/2Br4/8/8/P4P1P/R3R1K1 w - - 0 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
a1d1
a1c1
a1b1
e1b1
e1c1
e1d1
e1f1
e1e8
e1e7
e1e6
e1e5
e1e4
e1e3
e1e2
g1h1
g1g2
g1f1
a2a4
a2a3
f2f4
f2f3
h2h4
h2h3
c5a3
c5b4
c5a7
c5b6
c5e3
c5d4
c5f8
c5e7
c5d6

## Board State Fen
r7/pp4p1/2b3kp/2Br4/8/8/P4P1P/R3R1K1 w - - 0 28
assistant
c5e3