<prompt> Pedzisa mutsara unotevera: Hannibal Gaskin akaberekwa musi waAugust 30, 1997 mutambi wekushambira wekuGuyana. Akakwikwidza kumaOlympics ezhizha ra2016 Rio de Janeiro mu  <response>: 100 metres butterfly yevarume; nguva yake yemasekonzi 58.57 mukudziya haina kumukodzera kuma semifainari. Akanga ari mutakuri wemureza weGuyana paParade of Nations. 