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
f1a1
f1b1
f1c1
f1d1
f1e1
g1h1
b2b3
f2f3
g2g4
g2g3
h2h4
h2h3
d3b1
d3c2
d3a6
d3b5
d3c4
d3e2
b4a2
b4a6
b4c2
b4c6
b4d5
e4a8
e4b7
e4c6
e4d5
e4f3
e4g6
e4f5
e4c4
e4d4
e4e1
e4e2
e4e3
e4f4
e4e5

## Board State Fen
1rq4k/7p/3p2p1/4p3/1N2Qr2/3B4/1P3PPP/5RK1 w - - 1 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
f1a1
f1b1
f1c1
f1d1
f1e1
g1h1
b2b3
f2f3
g2g4
g2g3
h2h4
h2h3
d3b1
d3c2
d3a6
d3b5
d3c4
d3e2
b4a2
b4a6
b4c2
b4c6
b4d5
e4a8
e4b7
e4c6
e4d5
e4f3
e4g6
e4f5
e4c4
e4d4
e4e1
e4e2
e4e3
e4f4
e4e5

## Board State Fen
1rq4k/7p/3p2p1/4p3/1N2Qr2/3B4/1P3PPP/5RK1 w - - 1 28
assistant
e4c6