ar ▁of ▁the ▁medieval ▁literary ▁style , ▁is ▁considered ▁a ▁master pie ce ▁of ▁Bur m ese ▁classical ▁poetry . ▁Ra ṭ ṭ has ā ra ▁also ▁composed ▁met rical ▁versions ▁of ▁other ▁J ata ka ▁tales , ▁including ▁the ▁Sa ṃ var aj ā t aka , ▁besides ▁a ▁number ▁of ▁other ▁po ems . ▁▁▁ ▁Despite ▁his ▁po etic ▁contributions , ▁Bur m ese ▁chron ic lers ▁ex cluded ▁him ▁from ▁the ▁succession ▁of ▁el ders ▁( ther a ), ▁because ▁he ▁not ▁only ▁wrote ▁verse , ▁but ▁also ▁rec ited ▁and ▁instruct ed ▁pup ils ▁in ▁the ▁art ▁of ▁rec itation , ▁which ▁was ▁considered ▁a ▁trans gression ▁of ▁the ▁Vin aya , ▁specifically ▁the ▁rules ▁gover ning ▁singing ▁and ▁dan cing . ▁ ▁Background ▁Ash in ▁was ▁born ▁on ▁ 1 4 6 8 ▁in ▁A va ▁Kingdom ▁and ▁growing ▁up ▁in ▁royal ▁palace ▁of ▁A va . ▁He ▁is ▁the ▁royal ▁desc endant , ▁and ▁a ▁son ▁of ▁minister ▁D h amma ▁Par la , ▁a ▁nep hew ▁of ▁Queen ▁Shin ▁S aw bu ▁and ▁his ▁mother ▁was ▁the ▁great - grand d augh ter ▁of ▁Th ado ▁Min by a , ▁the ▁founder ▁of ▁the ▁Kingdom ▁of ▁A va . ▁ ▁He ▁taught ▁ast ro log y , po etry ▁and ▁P ali ▁under ▁War as ak ap ar l ama ht ae () and ▁Th i ho ▁Say ard aw ▁( ). He ▁started ▁writing ▁po ems ▁at ▁the ▁age ▁of ▁ 1 2 . At