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
a1b1
a1a8
a1a7
a1a6
a1a5
a1a4
a1a3
a1a2
c2b1
c2d1
c2d3
c2a2
c2b2
c2e2
c2d2
e1d1
e1f1
e1e3
e1e2
g1h2
g1h1
g1f1
c1a3
c1b2
c1h6
c1g5
c1f4
c1e3
c1d2
b3a2
b3a4
b3f7
b3e6
b3d5
b3c4
c3c4
f3e5
f3g5
f3d2
f3d4
f3h2
f3h4
g3f1
g3f5
g3h1
g3h5
g3e2
h3h4

## Board State Fen
1rbq1rk1/2p2pp1/3b1nnp/4p3/4P3/1BP2NNP/2Q2PP1/R1B1R1K1 w - - 4 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
a1b1
a1a8
a1a7
a1a6
a1a5
a1a4
a1a3
a1a2
c2b1
c2d1
c2d3
c2a2
c2b2
c2e2
c2d2
e1d1
e1f1
e1e3
e1e2
g1h2
g1h1
g1f1
c1a3
c1b2
c1h6
c1g5
c1f4
c1e3
c1d2
b3a2
b3a4
b3f7
b3e6
b3d5
b3c4
c3c4
f3e5
f3g5
f3d2
f3d4
f3h2
f3h4
g3f1
g3f5
g3h1
g3h5
g3e2
h3h4

## Board State Fen
1rbq1rk1/2p2pp1/3b1nnp/4p3/4P3/1BP2NNP/2Q2PP1/R1B1R1K1 w - - 4 19
assistant
c1e3