Here are 3 different sayings encoded using the same code:
Z: "SJYT EV TJB RXHOEOI ZXBVTEAO AO TJB KEON AC BUBHP NPVFBLEM
BLEVTBOTEYFEVT?"
Y: "EV TJBHB Y NAI?"

AMTARBH 12, TJB NEVMAUBHP.

ET SYV SAONBHCXF TA CEON YKBHEMY, RXT ET SAXFN JYUB RBBO KAHB SAONBHCXF TA KEVV
ET.
-- KYHG TSYEO, "QXNN'OJBYN SEFVAO'V MYFBONYH"

PAXH FAUBH SEFF OBUBH SEVJ TA FBYUB PAX.