Then we hear excerpts from his Serenata "Ascanio in Alba, " written for the Duke of Milan, and recorded by the Mozarteum Orchestra and Salzburg Chamber Choir.

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Sunday's vote will show whether Ms Ascanio is right and the memory of Mr Chavez is powerful enough to drive his hand-picked successor to a victory in the polls.

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Back at the military headquarters, which have been turned into a museum since Mr Chavez's remains were taken there, Carmen Ascanio guides people from all over the country to see Mr Chavez's casket.

BBC: How will Hugo Chavez's legacy impact Venezuela's polls?