1]  The Titanic was the very first ship to have a heated swimming pool.
2]  Who won five gold medals in the Olympic swimming competitions and then became 1 of the best identified actors to play Tarzan?
      a-Johnny Weissmuller
3]  What Olympic athlete won seven gold medals at the 1972 Olympic Games?
       a-Mark Spitz
4]  How numerous medals has [...]
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