"No, they are not lost."

Translation: Tidak, mereka tidak hilang.

[Hafidh.Ihromi]

The word 'hilang' is more like missing, the correct translation to "No, they are not lost" is "Tidak, mereka, tidak tersesat"

[Kauakolo]

can the first no be a bukan as in "Bukan, merekat tidak hilang"?