private void attach_Matches(Match entity)
		{
			this.SendPropertyChanging();
			entity.Competition = this;
		}
		private void detach_Matches(Match entity)
		{
			this.SendPropertyChanging();
			entity.Competition = null;
		}
 partial void DeleteMatch(Match instance);
 partial void UpdateMatch(Match instance);
 partial void InsertMatch(Match instance);
		private void detach_Matches3(Match entity)
		{
			this.SendPropertyChanging();
			entity.Player7 = null;
		}
		private void attach_Matches3(Match entity)
		{
			this.SendPropertyChanging();
			entity.Player7 = this;
		}