Hunslet Club Parkside, last year's beaten finalists, sealed their semi-final spot with a hard-earned 36-14 win at local rivals East Leeds, while Milford Marlins made it through to the final four thanks to a comfortable 38-10 win over fellow Division 1 side Ince Rose Bridge.

And West Hull won a thriller against Thatto Heath Crusaders 30-28, as Wigan St Pats eased past Saddleworth Rangers 32-16.

The semi-final draw sees Leeds and Division 1 title rivals Milford Marlins and Hunslet Club Parkside go head-to-head in a repeat of last year's Challenge Trophy semi-final where a huge crowd watched Parkside progress with a 21-6 win.

Meanwhile Premier Division pair West Hull, winners in 2014, and Wigan St Pats will battle it out for place in the final, which will take place on September 23 at a venue to be confirmed.

Full Challenge Trophy semi-final draw:

Milford Marlins v Hunslet Club Parkside

West Hull vs Wigan St Patricks

Ties scheduled to take place on Saturday, August 19, 2.30pm kick offs.