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
a1e1
a1d1
a1c1
a1b1
b2b4
b2b3
a2a4
a2a3
g1h1
f1b1
f1c1
f1d1
f1e1
e2d1
e2d3
g2g4
g2g3
h2h3
c3b1
c3b5
c3d1
c3a4
c3e4
f3e1
f3e5
f3g5
f3d2
f3d4
c4c5
h4g3
h4f6
h4g5
h4d4
h4e4
h4f4
h4g4
h4h3
h4h7
h4h6
h4h5

## Board State Fen
r1bq1nk1/ppp4n/3p1r2/3Ppp2/2P4Q/2N2N2/PP2BPPP/R4RK1 w - - 3 15
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
a1e1
a1d1
a1c1
a1b1
b2b4
b2b3
a2a4
a2a3
g1h1
f1b1
f1c1
f1d1
f1e1
e2d1
e2d3
g2g4
g2g3
h2h3
c3b1
c3b5
c3d1
c3a4
c3e4
f3e1
f3e5
f3g5
f3d2
f3d4
c4c5
h4g3
h4f6
h4g5
h4d4
h4e4
h4f4
h4g4
h4h3
h4h7
h4h6
h4h5

## Board State Fen
r1bq1nk1/ppp4n/3p1r2/3Ppp2/2P4Q/2N2N2/PP2BPPP/R4RK1 w - - 3 15
assistant
h4h5