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
d5e4
d5d4
b6a5
b6f2
b6e3
b6d4
b6c5
b6c7
c6c5
f6e4
f6e8
f6g4
f6d7
f6h5
g6f4
g6h4
g6h8
g6e7
a7a5
a7a6
h7h5
h7h6
a8b8
c8h3
c8g4
c8f5
c8e6
c8d7
d8c7
d8e7
d8d6
d8d7
d8e8
f8e8
g8h8

## Board State Fen
r1bq1rk1/pp3ppp/1bp2nn1/3pp3/B3P3/2PP1NNP/PP3PP1/R1BQR1K1 b - - 1 12
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
d5e4
d5d4
b6a5
b6f2
b6e3
b6d4
b6c5
b6c7
c6c5
f6e4
f6e8
f6g4
f6d7
f6h5
g6f4
g6h4
g6h8
g6e7
a7a5
a7a6
h7h5
h7h6
a8b8
c8h3
c8g4
c8f5
c8e6
c8d7
d8c7
d8e7
d8d6
d8d7
d8e8
f8e8
g8h8

## Board State Fen
r1bq1rk1/pp3ppp/1bp2nn1/3pp3/B3P3/2PP1NNP/PP3PP1/R1BQR1K1 b - - 1 12
assistant
d5e4