sentences:  Here, and in many similar early examples, the interior of the arch in the motif contains low relief lattice imitating receding roof timbers (purlins).The arched gable-end form seen at the Lomas Rishi Cave and other sites appears as a feature of both sacred and secular buildings represented in reliefs from early Buddhist sites in India, and was evidently widely used for roofs made from plant materials in ancient Indian architecture.Simple versions of similar structures remain in use today by the Toda people of the Nilgiri Hills.