On-line Te Reo Māori Dictionary

Ko Isaac te tama a Phill rāua ko Angie.
Isaac is the son of Phill and Angie.
Talking about more than one person - ...rāua ko..., rātou ko...

Ko Ataahua te tamāhine a Manu rāua ko Mia.
Ataahua is the daughter of Manu and Mia.
Talking about more than one person - ...rāua ko..., rātou ko...

Kei te moe a Angie rāua ko Raiha.
Angie and Raiha are sleeping.
Talking about more than one person - ...rāua ko..., rātou ko...

Ko Angie te mātāmua o Richard.
Angie is the oldest child of Richard.