Trojak ("threesome", "trio", in Polish) is a Silesian folk dance. It is a double partner
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Roberto Herrera is an Argentine Tango dancer born in San Salvador de Jujuy. He began studying Argentine folk dancing at the age of 8. From 1986 to 1990 he was the principal dancer of the Ballet Popular Argentino, directed by "El Chúcaro" Santiago Ayala and Norma Viola.