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
b8a6
b8c6
b8d7
a7a5
a7a6
c8h3
c8g4
c8f5
c8e6
c8d7
h7h5
h7h6
g7g5
g7g6
f7f5
f7f6
b7b6
e7h4
e7g5
e7f6
e5e4
d8a5
d8b6
d8c7
d8d7
d8e8
f8e8
g8h8

## Board State Fen
rnbq1rk1/pp2bppp/3p4/1N1Pp3/P7/8/1PP1BPPP/R1BQ1RK1 b - - 4 11
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
b8a6
b8c6
b8d7
a7a5
a7a6
c8h3
c8g4
c8f5
c8e6
c8d7
h7h5
h7h6
g7g5
g7g6
f7f5
f7f6
b7b6
e7h4
e7g5
e7f6
e5e4
d8a5
d8b6
d8c7
d8d7
d8e8
f8e8
g8h8

## Board State Fen
rnbq1rk1/pp2bppp/3p4/1N1Pp3/P7/8/1PP1BPPP/R1BQ1RK1 b - - 4 11
assistant
f7f5