Tangko is a somewhat divergent
Ok language
The Ok languages are a family of about a dozen related Trans–New Guinea languages spoken in a contiguous area of eastern Irian Jaya and western Papua New Guinea. The most numerous language is Ngalum, with some 20,000 speakers; the best known i ...
of Kawemaot village,
West Papua.
References
Languages of western New Guinea
Ok languages
{{papuan-lang-stub