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
b1c1
b1a2
b1a1
b2b4
b2b3
c3b5
c3d1
c3a2
c3a4
c3e2
c3e4
g3g4
f4f5
h4h5
a5a6

## Board State Fen
1k2b3/ppp3p1/3p1p1p/P2P4/5P1P/2N3P1/1PP5/1K6 w - - 0 33
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
b1c1
b1a2
b1a1
b2b4
b2b3
c3b5
c3d1
c3a2
c3a4
c3e2
c3e4
g3g4
f4f5
h4h5
a5a6

## Board State Fen
1k2b3/ppp3p1/3p1p1p/P2P4/5P1P/2N3P1/1PP5/1K6 w - - 0 33
assistant
b2b4