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
d5a5
d5b5
d5c5
d5e5
d5d7
d5d6
d4c2
d4c6
d4e2
d4e6
d4b5
d4f3
f5g5
f5g4
f5e5
f5e4
h2h4
h2h3

## Board State Fen
5b2/3p1k1p/8/3R1K2/1p1N1P2/1P1r4/7P/8 w - - 0 44
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
d5a5
d5b5
d5c5
d5e5
d5d7
d5d6
d4c2
d4c6
d4e2
d4e6
d4b5
d4f3
f5g5
f5g4
f5e5
f5e4
h2h4
h2h3

## Board State Fen
5b2/3p1k1p/8/3R1K2/1p1N1P2/1P1r4/7P/8 w - - 0 44
assistant
f5e4