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
e1g1
e1f1
e1e2
h1g2
h1g1
a2a4
a2a3
h2h4
h2h3
b3a4
b3d1
b3c2
b3f7
b3e6
b3d5
b3c4
c3c4
e3c1
e3d2
e3a7
e3b6
e3c5
e3d4
e3g5
e3f4
f3f4

## Board State Fen
r3k2r/1ppn1p2/6np/1p2p1p1/4P3/1BP1BP2/PP3P1P/R3R2K w kq - 2 20
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
e1g1
e1f1
e1e2
h1g2
h1g1
a2a4
a2a3
h2h4
h2h3
b3a4
b3d1
b3c2
b3f7
b3e6
b3d5
b3c4
c3c4
e3c1
e3d2
e3a7
e3b6
e3c5
e3d4
e3g5
e3f4
f3f4

## Board State Fen
r3k2r/1ppn1p2/6np/1p2p1p1/4P3/1BP1BP2/PP3P1P/R3R2K w kq - 2 20
assistant
e1d1