Richards Bay FC secured a hard-fought 1-0 win over the University of Pretoria in their opening PSL promotion/relegation play-off match at the King Zwelithini Stadium in uMlazi on Wednesday.The Natal Rich Boyz ensured they took charge of the three-team mini-log as they climbed to the top with three points, thanks to a first-half goal by striker Somila Ntsundwana.Tuks dropped to second on three points from two games, while Baroka occupy the bottom spot, having not registered any points after losing their first encounter 1-0 to Tuks.Ntsundwana broke the deadlock between the two teams with a…