public ShowStageModel(uint id)
 {
     stage       = StageRepository.GetStage(id);
     competition = CompetitionRepository.GetCompetition(stage.Competition_ID);
 }
 public ShowShooterOnStageModel(uint shooterId, uint stageId)
 {
     shooter = ShooterRepository.GetShooter(shooterId);
     stage   = StageRepository.GetStage(stageId);
 }