Given a sentence in Tagalog language, translate the sentence to English language keeping the meaning of the original sentence intact.

Tagalog sentence: Siya ay walang interes sa anumang modernong developments sa iba pang lugar ng matematika na hindi kaugnay sa solving problema tungkol sa orbits.
He had no interest in any modern developments in other areas of mathematics which did not relate to solving problems about orbits.

Tagalog sentence: Ang host ng pamilya ay dapat masunod ang Immigration Serbisyo, idedeklara na ito ay hindi makatanggap ng mga pampublikong pondo.
The host family must satisfy the Immigration Service, declare that it does not receive public funds.

Tagalog sentence: Si Siao ay ang pangunahing volunteer nangangasiwa sa kabuuan ng gawain. (Kuhang larawan ni Lineth Brondial)

Siao is the lead volunteer in-charge with the rehearsals for the whole event. (Photo by Lineth Brondial)