2. (particle) has, have, owns (a possessive).
He kurī tā Hēni. / Jane owns a dog.
(Te Kākano Textbook (Ed. 2): 108-110;)
3. (particle) that of, the one of. Used as an alternative form for te ... a.
Ko tā te kirimate mahi he tangi. / The bereaved family's job is to cry.
(Te Pihinga Textbook (Ed. 2): 126;)
See also tā ... i ... ai
4. (particle) Used in these ways when the possessor has control of the relationship or is dominant, active or superior to what is possessed.
(Te Kākano Textbook (Ed. 2): 54-56, 140-141;)