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
g1h2
g1h1
e1a1
e1b1
e1c1
e1d1
e1e3
e1e2
b2b4
b2b3
c2c4
c2c3
d2c4
d2b1
d2b3
d2f3
f2f4
f2f3
d3a6
d3b5
d3c4
d3e2
g3g4
e4e5

## Board State Fen
r1b1r1k1/2p2ppp/2pp1n2/8/p3P3/3B2P1/PPPN1PP1/4RRK1 w - - 0 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
a2a3
g1h2
g1h1
e1a1
e1b1
e1c1
e1d1
e1e3
e1e2
b2b4
b2b3
c2c4
c2c3
d2c4
d2b1
d2b3
d2f3
f2f4
f2f3
d3a6
d3b5
d3c4
d3e2
g3g4
e4e5

## Board State Fen
r1b1r1k1/2p2ppp/2pp1n2/8/p3P3/3B2P1/PPPN1PP1/4RRK1 w - - 0 15
assistant
f2f3