question: Who is younger, Elena Obono or Letícia Román?
context: [["Milo\u0161 Zli\u010di\u0107", ["Milo\u0161 Zli\u010di\u0107( born 29 December 1999) is a Serbian football forward.", "He is a younger brother of Lazar Zli\u010di\u0107."]], ["Elena Obono", ["Elena Obono Nkuadum Oyana( born 13 November 1999) is an Equatoguinean footballer who plays as a midfielder for Malabo Kings and the Equatorial Guinea women's national team."]], ["Let\u00edcia Rom\u00e1n", ["Let\u00edcia Rom\u00e1n( born 12 August 1941) is an Italian film actress."]], ["Anton Shunto", ["Anton Shunto( born 31 May 1988) is a Belarusian professional footballer.", "As of 2019, he plays for Molodechno.", "He is a younger brother of Denis Shunto, who is a founder and former president of Krumkachy Minsk."]], ["Roman Smishko", ["Roman Smishko is a retired Ukrainian professional footballer who played as a goalkeeper.", "He is a younger brother of Ukrainian defender Bohdan Smishko."]], ["Vadim Vlasov", ["Vadim Nikolayevich Vlasov( born 19 December 1980) is a former Russian football player.", "He is a younger brother of Dmitri Vlasov."]], ["Dmitri Varfolomeyev (footballer, born 1978)", ["Dmitri Nikolayevich Varfolomeyev( born 15 March 1978 in Leningrad) is a former Russian football player.", "He is a younger brother of Sergei Varfolomeyev."]], ["Alan Chipp", ["Alan Chipp( born 9 January 1937) is a former Australian rules footballer who played for the Fitzroy Football Club in the Victorian Football League( VFL).", "He is a younger brother of politician Don Chipp."]], ["Zoran \u0160vonja", ["Zoran \u0160vonja( born 4 October 1995) is a Serbian football midfielder who plays for Bulgarian club Lokomotiv Sofia.", "He is younger brother of Goran \u0160vonja."]], ["Markus Weissenberger", ["Markus Weissenberger( born March 8, 1975) is an Austrian former footballer who played as a midfielder.", "He is a younger brother of former Austria international player Thomas Weissenberger."]]]
supporting_facts: [["Elena Obono", 0], ["Let\u00edcia Rom\u00e1n", 0]]
evidences: [["Elena Obono", "date of birth", "13 November 1999"], ["Let\u00edcia Rom\u00e1n", "date of birth", "12 August 1941"]]
answer: Elena Obono