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
d5c6
d5g2
d5f3
d5e4
d5d4
d5h5
d5g5
d5f5
d5e5
d5d8
d5d7
d5d6
f6e4
f6g4
f6g8
f6d7
f6h5
b4a3
b4a5
b4c3
e6e5
c8d7
h7h5
h7h6
b8a6
b8c6
b8d7
g7g5
g7g6
b7b5
b7b6
a7a5
a7a6
c5d4
c5c4
e8g8
e8f8
e8e7
e8d8
e8d7
h8f8
h8g8

## Board State Fen
rnb1k2r/pp3ppp/4pn2/2pq4/1b1P4/2N1P3/PPQB1PPP/R3KBNR b KQkq - 1 7
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
d5c6
d5g2
d5f3
d5e4
d5d4
d5h5
d5g5
d5f5
d5e5
d5d8
d5d7
d5d6
f6e4
f6g4
f6g8
f6d7
f6h5
b4a3
b4a5
b4c3
e6e5
c8d7
h7h5
h7h6
b8a6
b8c6
b8d7
g7g5
g7g6
b7b5
b7b6
a7a5
a7a6
c5d4
c5c4
e8g8
e8f8
e8e7
e8d8
e8d7
h8f8
h8g8

## Board State Fen
rnb1k2r/pp3ppp/4pn2/2pq4/1b1P4/2N1P3/PPQB1PPP/R3KBNR b KQkq - 1 7
assistant
b4c3