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
e6d6
e6e4
e6e5
e6f6
e6e8
e6e7
g6g5
b7c8
b7b6
b7a8
b7a7
c7g7
c7f7
c7e7
c7d7
c7c8
b8d7

## Board State Fen
1n6/1kr4p/p1p1r1pR/1p6/1P2B3/4PP2/1P2K3/R7 b - - 4 28
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
e6d6
e6e4
e6e5
e6f6
e6e8
e6e7
g6g5
b7c8
b7b6
b7a8
b7a7
c7g7
c7f7
c7e7
c7d7
c7c8
b8d7

## Board State Fen
1n6/1kr4p/p1p1r1pR/1p6/1P2B3/4PP2/1P2K3/R7 b - - 4 28
assistant
e6e7