claim: The Burj Khalifa is a tall building with multiple floors.
evidence: Alejandro Puerto Diaz -LRB- born October 1 , 1964 in Pinar del Rio -RRB- is a retired male wrestler from Cuba and Olympic champion in Freestyle wrestling .. Pinar del Rio. Pinar del Rio. wrestler. wrestling. Cuba. Cuba. Freestyle wrestling. Freestyle wrestling. Puerto competed at the 1992 Summer Olympics in Barcelona where he won a gold medal in the men 's freestyle wrestling event , the bantamweight class .. 1992 Summer Olympics. 1992 Summer Olympics. Barcelona. Barcelona. freestyle wrestling. freestyle wrestling