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
b2b4
b2b3
d1a4
d1b3
d1c2
d1h5
d1g4
d1f3
d1e2
d1b1
d1c1
d1e1
d1d5
d1d4
d1d3
d1d2
f2f4
f2f3
c3b1
c3b5
c3d5
c3a4
c3e2
e3c1
e3d2
e3d4
e3h6
e3g5
e3f4
h3h4
d6c4
d6c8
d6e8
d6b5
d6b7
d6f5
d6f7
a2a4
a2a3
f1e1
g1h2
g1h1
g1g2
a1c1
a1b1

## Board State Fen
r1b2rk1/p4pbp/p1pNq1p1/2P1p3/4P3/2N1B2P/PP3Pn1/R2Q1RK1 w - - 0 18
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
b2b4
b2b3
d1a4
d1b3
d1c2
d1h5
d1g4
d1f3
d1e2
d1b1
d1c1
d1e1
d1d5
d1d4
d1d3
d1d2
f2f4
f2f3
c3b1
c3b5
c3d5
c3a4
c3e2
e3c1
e3d2
e3d4
e3h6
e3g5
e3f4
h3h4
d6c4
d6c8
d6e8
d6b5
d6b7
d6f5
d6f7
a2a4
a2a3
f1e1
g1h2
g1h1
g1g2
a1c1
a1b1

## Board State Fen
r1b2rk1/p4pbp/p1pNq1p1/2P1p3/4P3/2N1B2P/PP3Pn1/R2Q1RK1 w - - 0 18
assistant
g1g2