Maddali Usha Gayatri
... that Kuchipudi exponent Maddali Usha Gayatri choreographed a 12-hour ballet that was performed by a troupe involving 12 of her disciples?
... that <a href="./Kuchipudi" id="mwAQE" rel="mw:WikiLink" title="Kuchipudi">Kuchipudi</a> exponent <b id="mwAQI"><a href="./Maddali_Usha_Gayatri" id="mwAQM" rel="mw:WikiLink" title="Maddali Usha Gayatri">Maddali Usha Gayatri</a></b> choreographed a 12-hour ballet that was performed by a <a href="./Dance_troupe" id="mwAQQ" rel="mw:WikiLink" title="Dance troupe">troupe</a> involving 12 of her disciples?