Unknown Tibetan artist from Purang-Guge. Pratisara, known in Tibet as Sosor Jangma ( སོ་སོར་འབྲང་མ། ) and Nang-Lha ( ནང་ལྷ། ), with three angry faces and eight arms is a Boddhisattva and a tantric goddess, one of the five Protectresses who are related to longevity and good deeds. In her right hands she holds the dharmachakra, an arrow, a trident-topped staff, and in her left hands she holds a vajra, a bow, and a vajra-tipped noose.