A dynasty of this ethnic group was revived after its leader ended the “Kalabhra interregnum.” Rebels opposing leaders of this ethnicity formed the Confederation of Madja-as in the Philippines. This ethnic group created “singing steps” leading up to one of their three “Great Living” temples; that temple depicted legends associated with 63 “poet-saints” of this ethnicity. Some of the oldest (10[1])literature written by this ethnic group (10[1])is collected in the Eight Anthologies and the Ten Idylls, which is part of their Sangam literature. (10[1]-5[1])A dynasty led by this ethnicity caused the collapse of the Sailendra (10[1])(“shy-LAIN-druh”) dynasty during their invasion of Srivijaya (10[1])led by Rajendra I. For 10 points, name this predominant ethnicity of the “Three Crowned Kings” consisting of the Chera, Pandya, (10[1])and Chola dynasties in southern India. (10[1])■END■ (10[1])