Western Conference outfit Black Rock United are the only club from the lower division to make it to the semi-finals of the FA Cup in the Digicel Tobago Football Association (TFA), following the results from last weekend's quarterfinal matches at various venues in Tobago.
At Plymouth, Black Rock United, leaders in the Western Conference, brushed aside Premier Division team Dominion SS Golden Lane 2-1.
Adrian Morris netted a brace for the winners, while Ryan Taylor was the provider for Golden Lane.
Roxborough Lakers stayed on track to hold on to their silverware, following a commanding 3-0 win over Carnbee/Mt Pleasant on the training ground at the Dwight Yorke Stadium in Bacolet.
Lakers had a double strike from Kim Harris and a single item from Chervol Lindow.
Pepsi Hills United marched on to the next round with close 3-2 triumph over NLCB Mt Grace United away at Mt Grace.