Premise: Pedro Nuno Gonçalves Conceição Silva (born January 21, 1977) is a Portuguese former swimmer, who specialized in sprint freestyle events. He is a two-time Olympian (2000 and 2004) and a former Portuguese record holder in the 50 m freestyle (22.86). Silva is a resident athlete for Sport Algés e Dafundo, and is trained by his long-time coach, director, and mentor Mário Madeira.
Hypothesis: Pedro was  by his long time coach and mentor Mário Madeira