Ko Tūhawaiki te rangatira o Murihuku i tērā ray tau.Tūhawaiki was the chief of Murihiku last century.Possessives - 'o' class - ō, tōku...
Ko Raureka rāua ko Tūhawaiki ngā mātua.Raureka and Tāhawaiki are the parents.Talking about more than one person - ...rāua ko..., rātou ko...
Kei te kōrero kōrua ko Tuhawaiki.You and Tuhawaiki are talking.