Question: In the film Kanyini, what type of rock is the nearby large formation made up of?
Sentence (from "Kanyini (film)"): Kanyini is a 2006 Australian documentary film, directed by Melanie Hogan, which explores the philosophy and the life of Bob Randall, an Aboriginal man who lived in Mutitjulu, a town beside the world's greatest monolith, Uluru, in Central Australia.
Relevant evidence: Yes