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
d3b1
d3c2
d3a6
d3b5
d3c4
d3f1
d3e2
e4f3
e4e5
e4e3
h5h6
b7a7
b7b1
b7b2
b7b3
b7b4
b7b5
b7b6
b7d7
b7c7
b7b8

## Board State Fen
8/1R1bk3/p3p3/4p1pP/4K3/r2B4/8/8 w - - 0 45
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
d3b1
d3c2
d3a6
d3b5
d3c4
d3f1
d3e2
e4f3
e4e5
e4e3
h5h6
b7a7
b7b1
b7b2
b7b3
b7b4
b7b5
b7b6
b7d7
b7c7
b7b8

## Board State Fen
8/1R1bk3/p3p3/4p1pP/4K3/r2B4/8/8 w - - 0 45
assistant
h5h6