 On the main figure’s right there [is] the "Lineage of the Vast Conduct", the lineage of the Yogacara Mahayana descending from Maitreyanatha and Asanga.On the other side [is] the "Lineage of the Profound View", the Madhyamaka tradition coming down through Manjusri and Nagarjuna.The Karma Kagyu sect of Tibetan Buddhism developed another form of tree structure for their objects of "Refuge".