Zl cerivbhf pbzzrag jnf zrnag gb or n fbyhgvba juvpu qbrfa'g hfr dhrfgvbaf 1 naq 4.
V thrff V unir gur fnzr pevgvpvfz nf lbh. Ubj qb jr xabj gung dhrfgvbaf 2 naq 3 ner "lrf"? Naq vs gurl ner, nf gur fbyhgvba nffhzrf, gura gung vaureragyl znxrf dhrfgvbaf 1 naq 4 erqhaqnag, guhf oernxvat gur vagraqrq ehyr.