Teacher:Generate a correct and concise answer for the question based on the words in the context.
Teacher: Now, understand the problem? Solve this instance: Context : Lodela draws its inspiration from the Bardo Thodol, with the film's title a corruption of ''l'au-dela,'' a French term for the hereafter.
Question : The Lodela is based upon what?
Student:
Bardo Thodol