Fili ha tali ʻe taha
Ko e meʻalele fika 0 ʻi he fakatātaá ko hoʻo meʻalele. ʻOkú ke loto ke afe toʻomataʻu ʻi ha GIVE WAY. ʻOku ʻikai ha STOP pe GIVE WAY ʻi he hala kolosi. ʻOku kolosi ʻa e X mei ho toʻomataʻu; ʻoku fakaofi ʻa e Y mei ho toʻohema pea te ne afe ʻo kolosi ʻi ho hala ki he hala ʻokú ke mavahe mei ai. ʻOku toe fehangahangai ʻa e Z ʻi ho tafaʻaki fehangahangai mo ha GIVE WAY pea te ne afe toʻohema ki he hala ʻokú ke ʻalu ki ai. ʻOku afe toʻohema ha meʻalele ʻi ho tafaʻaki ʻi ha hala makehe. Ko fē kulupu kuo pau ke ke tukuange ʻa e hala ki ai?
Tukuange ʻa e hala ki he X mo e Y ʻi he hala kolosi ʻoku ʻikai ha fakaʻilonga puleʻi, pea ki he Z fehangahangai ʻoku afe toʻohema ʻi he tatau ʻa e fakaʻilonga GIVE WAY. ʻOku ʻikai fepaki mo hoʻo halá ʻa e afe toʻohema ʻi ho tafaʻaki ʻoku mavahe atu.