As you can see, interactions in the black box can be quite complicated! A laser beam entering and exiting at the positions "2" might have been deflected by this configuration of 3 balls.
Ikus dezakezunez, koadro beltzeko elkarreragiketak nahi konplikatuak izan daitezke. Laser izpi bat "2" posiziotik irten eta sartzen bada 3 bolek desbideratuko zuten konfigurazio honekin.