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
b5b4
d5b3
d5c4
d5c6
d5f3
d5e4
d5e6
d5c5
d5d3
d5d4
d5e5
d5d8
d5d7
d5d6
a6a5
f6e4
f6e8
f6g4
f6d7
f6h5
b7c6
b7c8
c7c5
c7c6
e7a3
e7b4
e7c5
e7d6
e7d8
g7g5
g7g6
h7h5
h7h6
a8a7
a8e8
a8d8
a8c8
a8b8
f8b8
f8c8
f8d8
f8e8
g8h8

## Board State Fen
r4rk1/1bp1bppp/p4n2/1p1qN3/8/1P1P1Q1P/1PP2PP1/RNB1R1K1 b - - 1 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
b5b4
d5b3
d5c4
d5c6
d5f3
d5e4
d5e6
d5c5
d5d3
d5d4
d5e5
d5d8
d5d7
d5d6
a6a5
f6e4
f6e8
f6g4
f6d7
f6h5
b7c6
b7c8
c7c5
c7c6
e7a3
e7b4
e7c5
e7d6
e7d8
g7g5
g7g6
h7h5
h7h6
a8a7
a8e8
a8d8
a8c8
a8b8
f8b8
f8c8
f8d8
f8e8
g8h8

## Board State Fen
r4rk1/1bp1bppp/p4n2/1p1qN3/8/1P1P1Q1P/1PP2PP1/RNB1R1K1 b - - 1 13
assistant
e7d6