xx> see here The ball, tainted on a rope, which is locked with a ring... I understand correctly that there is no way in nature to release the ball without breaking the integrity of the rope?
In the three dimensions it is impossible, but you can pull both into the fourth, split them there, and then push back into the third. Is there such a force in nature, science does not know?
zz> there, chemists call it lysergic acid diethylamide