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
a6a4
a6a5
a6b6
a6a8
a6a7
d5c4
d5f3
d5e4
d5e6
c6b4
c6b8
c6d4
c6a5
c6a7
c6e5
f6e4
f6e8
f6g4
f6d7
f6h5
g6g5
b7b5
b7b6
e7e5
e7e6
g7h6
g7h8
h7h5
h7h6
d8a8
d8b8
d8c8
d8d6
d8d7
d8e8
f8e8
g8h8

## Board State Fen
3q1rk1/1pp1ppbp/r1n2np1/3b4/P1NP4/P4NP1/1B2PPBP/2RQ1RK1 b - - 0 13
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
a6a4
a6a5
a6b6
a6a8
a6a7
d5c4
d5f3
d5e4
d5e6
c6b4
c6b8
c6d4
c6a5
c6a7
c6e5
f6e4
f6e8
f6g4
f6d7
f6h5
g6g5
b7b5
b7b6
e7e5
e7e6
g7h6
g7h8
h7h5
h7h6
d8a8
d8b8
d8c8
d8d6
d8d7
d8e8
f8e8
g8h8

## Board State Fen
3q1rk1/1pp1ppbp/r1n2np1/3b4/P1NP4/P4NP1/1B2PPBP/2RQ1RK1 b - - 0 13
assistant
f6d7