A RED knot on a RED colored rope changes to BLUE. The BLUE knot then changes to YELLOW. On opening the Yellow knot, a yellow piece of rope is seen blended to the Red rope at the place of the knot.
A RED knot on a RED colored rope changes to BLUE. The BLUE knot then changes to YELLOW. On opening the Yellow knot, a yellow piece of rope is seen blended to the Red rope at the place of the knot.