 
<translate> Shurpanakha (Sanskrit: शूर्पणखा, IAST: śūrpaṇakhā, lit. ita wanda yatsunsu suke kama da magoya baya) wani hali ne a cikin almara na Valmiki, Ramayana, kuma ita ce 'yar'uwar babban abokin gaba, Ravana, Sarkin Lanka. An san ta da Soorpanagai a cikin Tamil, Sarpakanaka a cikin Indonesiya, Surpanakhar a cikin Khmer, Surapandaki a Malay, da Sammanakkha a cikin Thai.  Amsa wannan tambaya bisa ga nassi: menene sunan 'yar'uwar Ravan? Okie... Ka yi tunani sosai da farko, sannan ka yanke shawara: <eng> Shurpanakha (Sanskrit: शूर्पणखा, IAST: śūrpaṇakhā, lit. she whose fingernails are like winnowing fans) is a character in Valmiki's epic, the Ramayana, and is the sister of the main antagonist, Ravana, King of Lanka. She is known as Soorpanagai in Tamil, Sarpakanaka in Indonesian, Surpanakhar in Khmer, Surapandaki in Malay, and Sammanakkha in Thai.

Answer this question based on the passage: what is the name of ravan's sister? Okie... think carefully first, then make a decision: 