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
h5h4
b6a4
b6a8
b6c4
b6c8
b6d7
a7a5
a7a6
c7c5
c7d6
c7c6
f7f5
f7f6
g7h8
g7h7
g7h6
g7g8
g7g6
g7f6
e8a8
e8b8
e8c8
e8d8
e8e1
e8e2
e8e3
e8e4
e8e5
e8e6
e8e7
e8h8
e8g8
e8f8

## Board State Fen
4r3/ppp2pk1/1n1B4/3p3p/3P4/2P4N/P1P2P1P/1R4K1 b - - 0 21
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
h5h4
b6a4
b6a8
b6c4
b6c8
b6d7
a7a5
a7a6
c7c5
c7d6
c7c6
f7f5
f7f6
g7h8
g7h7
g7h6
g7g8
g7g6
g7f6
e8a8
e8b8
e8c8
e8d8
e8e1
e8e2
e8e3
e8e4
e8e5
e8e6
e8e7
e8h8
e8g8
e8f8

## Board State Fen
4r3/ppp2pk1/1n1B4/3p3p/3P4/2P4N/P1P2P1P/1R4K1 b - - 0 21
assistant
c7d6