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
a4a5
f4f5
d5c5
d5d1
d5d2
d5d3
d5d4
d5d8
d5d7
d5d6
e4d2
e4d6
e4f2
e4f6
e4c3
e4c5
e4g3
e4g5
f3g4
f3f2
f3e2
g2g4
g2g3
e3c1
e3d2
e3c5
e3d4
e3g1
e3f2
b3b4
h2h3

## Board State Fen
4k3/p1p1bpp1/1pn1r3/2pRP3/P1P1NP1p/1P2BK2/6PP/8 w - - 13 36
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
a4a5
f4f5
d5c5
d5d1
d5d2
d5d3
d5d4
d5d8
d5d7
d5d6
e4d2
e4d6
e4f2
e4f6
e4c3
e4c5
e4g3
e4g5
f3g4
f3f2
f3e2
g2g4
g2g3
e3c1
e3d2
e3c5
e3d4
e3g1
e3f2
b3b4
h2h3

## Board State Fen
4k3/p1p1bpp1/1pn1r3/2pRP3/P1P1NP1p/1P2BK2/6PP/8 w - - 13 36
assistant
f3g4