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
d5a2
d5b3
d5c4
d5b7
d5c6
d5g2
d5f3
d5e4
d5e6
e5e4
f6e4
f6e8
f6g4
f6d7
f6h5
a7a5
a7a6
c7c6
e7c5
e7d6
e7d8
e7d7
e7e6
e7e8
g7g5
g7g6
h7h5
h7h6
a8e8
a8d8
a8c8
a8b8
f8b8
f8c8
f8d8
f8e8
g8h8

## Board State Fen
r4rk1/p1p1qppp/5n2/2Pbp3/8/P1Q1P3/3NBPPP/1RR3K1 b - - 2 20
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
d5a2
d5b3
d5c4
d5b7
d5c6
d5g2
d5f3
d5e4
d5e6
e5e4
f6e4
f6e8
f6g4
f6d7
f6h5
a7a5
a7a6
c7c6
e7c5
e7d6
e7d8
e7d7
e7e6
e7e8
g7g5
g7g6
h7h5
h7h6
a8e8
a8d8
a8c8
a8b8
f8b8
f8c8
f8d8
f8e8
g8h8

## Board State Fen
r4rk1/p1p1qppp/5n2/2Pbp3/8/P1Q1P3/3NBPPP/1RR3K1 b - - 2 20
assistant
a8b8