Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| English | three | four | person | house | coconut | what | fire |
| --- | --- | --- | --- | --- | --- | --- | --- |
| Proto-Austronesian | telu | Sepat | Cau | ʀumaq | niuR | n-anu | apuy |
| Tagalog | tatlo | apat | tao | bahay | niyog | ano | apoy |
| Bikol | tulo | apat | tawo | harong | niyog | ano | kalayo |
| Cebuano | tulo | upat | tawo | balay | lubi | unsa | kalayo |
| Waray | tulo | upat | tawo | balay | lubi | ano | kalayo |
| Romblomanon | tuyo | upat | tawo | bayay | niyog | ano | kalayo |
| Bantoanon | tuyo | upat | tawo | bayay | nidog | ni-o | kayado |
| Onhan | tatlo | ap-at | tawo | balay | niyog | ano | kalayo |
| Hiligaynon | tatlo | apat | tawo | balay | lubi | ano | kalayo |
| Tausug | tu | upat | tau | bay | niyug | unu | kayu |
| Kinaray-a | tatlo | apat | taho | balay | niyog | ano | kalayo |
| Akeanon | tatlo | apat | tawo | baeay | niyog | ano | kaeayo |
| Maranao | t'lo | phat | taw | walay | neyog | tonaa | apoy |
| Pangasinan | talo, talora | apat, apatira | too | abong | niyog | anto | pool |
| Ilokano | tallo | uppat | tao | balay | niog | ania | apoy |
| Ivatan | tatdo | apat | tao | vahay | niyoy | ango | apoy |
| Tao | tílo (tatlo) | apat (ápat) | tao | vahay | niyoy | ango | apoy |
| Kapampangan | atlû | ápat | táu | balé | ngúngut | nánu | api |
| Ibanag | tallu | appa' | tolay | balay | niuk | anni | afi |
| Gaddang | tallo | appat | tolay | balay | ayog | sanenay | afuy |
| Tboli | tlu | fat | tau | gunu | lefo | tedu | ofih |
| Gorontalo | totolu | wopato | tawu | bele | sekat | wolo | tulu |
| Bolaang Mongondow | tolu | opat | intau | baloi | cekut | onda | tulu' |
Question:
What is the language, when "what" is "ango"?
Answer:
Ivatan, Tao