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
a1g7
a1f6
a1e5
a1d4
a1c3
a1b2
f1d3
f1e2
f1h3
f1g2
g1h1
g1g2
a2a4
a2a3
f2f4
f2f3
h2h4
h2h3
b3b4
g3g4
g5f3
g5f7
g5h3
g5h7
g5e4
g5e6

## Board State Fen
6k1/p2n1ppp/b1n1p3/2p3N1/2P5/1P4P1/P4P1P/B4BK1 w - - 1 19
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
a1g7
a1f6
a1e5
a1d4
a1c3
a1b2
f1d3
f1e2
f1h3
f1g2
g1h1
g1g2
a2a4
a2a3
f2f4
f2f3
h2h4
h2h3
b3b4
g3g4
g5f3
g5f7
g5h3
g5h7
g5e4
g5e6

## Board State Fen
6k1/p2n1ppp/b1n1p3/2p3N1/2P5/1P4P1/P4P1P/B4BK1 w - - 1 19
assistant
a1b2