<prompt> Qedela umusho olandelayo: Ngo-2017, uMastromatteo wayeyingxenye yeqembu elazuza indondo yegolide emncintiswaneni we-4x100 womxube we-medley emncintiswaneni we-2017 World Junior Swimming Championships. Ngo-2019, uMastromatteo wanqoba izindondo ezi-3 eMidlalweni  <response>: 2019 World Junior Swimming Championships eBudapest, kufaka phakathi indondo yesiliva yomuntu ngamunye kumamitha angama-50 nge-breaststroke. 