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
d1a1
d1b1
d1c1
d1e1
d1d8
d1d7
d1d6
d1d5
d1d4
d1d3
d1d2
b3a1
b3a5
b3c1
b3c5
b3d2
b3d4
h6h5
f7f5
f7f6
g7g5
g7g6
g8h8
g8h7
g8f8

## Board State Fen
6k1/5pp1/7p/8/5P2/pn3P2/R4KPP/3rN3 b - - 5 48
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
d1a1
d1b1
d1c1
d1e1
d1d8
d1d7
d1d6
d1d5
d1d4
d1d3
d1d2
b3a1
b3a5
b3c1
b3c5
b3d2
b3d4
h6h5
f7f5
f7f6
g7g5
g7g6
g8h8
g8h7
g8f8

## Board State Fen
6k1/5pp1/7p/8/5P2/pn3P2/R4KPP/3rN3 b - - 5 48
assistant
d1d2