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
a2a3
g1h1
g1g2
g1f2
d1e2
d1b1
d1c1
d1e1
d1d4
d1d3
d1d2
f3f4
d5c3
d5c7
d5e3
d5e7
d5b4
d5b6
d5f4
d5f6
g5c1
g5d2
g5e3
g5f4
g5d8
g5e7
g5f6
g5h4
g5h6
b3a5
b3c1
b3c5
b3d2
b3d4
h2h4
h2h3
c2b1
c2d3
f1e1
f1f2
a1c1
a1b1

## Board State Fen
r4rk1/pp3pbp/2n1b1p1/3Nn1B1/q2pP1P1/1N3P2/PPB4P/R2Q1RK1 w - - 6 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
a2a3
g1h1
g1g2
g1f2
d1e2
d1b1
d1c1
d1e1
d1d4
d1d3
d1d2
f3f4
d5c3
d5c7
d5e3
d5e7
d5b4
d5b6
d5f4
d5f6
g5c1
g5d2
g5e3
g5f4
g5d8
g5e7
g5f6
g5h4
g5h6
b3a5
b3c1
b3c5
b3d2
b3d4
h2h4
h2h3
c2b1
c2d3
f1e1
f1f2
a1c1
a1b1

## Board State Fen
r4rk1/pp3pbp/2n1b1p1/3Nn1B1/q2pP1P1/1N3P2/PPB4P/R2Q1RK1 w - - 6 19
assistant
g1h1