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
a6a5
b6a4
b6a8
b6c4
b6c8
b6d7
c6b4
c6b8
c6d4
c6d8
c6a5
c6a7
c6e5
e7b4
e7c5
e7d6
e7d8
e7h4
e7g5
e7f6
e7f8
f7g6
g7e5
g7f6
g7f8
g7h6
g7h8
g7g4
g7g5
g7g6
g7h7
g7g8

## Board State Fen
7R/1p2bkq1/pnn1p3/3pPp2/1P1P1P2/P2B1Np1/1Q1B2K1/8 b - - 0 39
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
a6a5
b6a4
b6a8
b6c4
b6c8
b6d7
c6b4
c6b8
c6d4
c6d8
c6a5
c6a7
c6e5
e7b4
e7c5
e7d6
e7d8
e7h4
e7g5
e7f6
e7f8
f7g6
g7e5
g7f6
g7f8
g7h6
g7h8
g7g4
g7g5
g7g6
g7h7
g7g8

## Board State Fen
7R/1p2bkq1/pnn1p3/3pPp2/1P1P1P2/P2B1Np1/1Q1B2K1/8 b - - 0 39
assistant
g7h8