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
e3e4
c5a3
c5b4
c5a7
c5b6
c5d4
c5f8
c5e7
c5d6
e2f3
e2f2
e2f1
e2e1
e2d3
e2d2
e2d1
a2a4
a2a3

## Board State Fen
8/6b1/p3k2p/2Bp1p1P/5P2/4P3/P3K3/8 w - - 3 37
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
e3e4
c5a3
c5b4
c5a7
c5b6
c5d4
c5f8
c5e7
c5d6
e2f3
e2f2
e2f1
e2e1
e2d3
e2d2
e2d1
a2a4
a2a3

## Board State Fen
8/6b1/p3k2p/2Bp1p1P/5P2/4P3/P3K3/8 w - - 3 37
assistant
c5d4