Emerging Nomads knocked Plate holders Ramsey B out of the competition with a 31-15 win at Poulsom Park.
Tries from Chris Beaumont, Josh Samuels and a penalty try, plus two conversions, from Dave Edge, put Nomads 19-0 ahead.
Orry Watterson pulled one back for Ramsey leaving it poised 19-5 at half-time.
Craig Harlickās debut try for Ramsey got them back to 19-10 in the second half but two quick scores from Kieran Stephens and Gerard Landells pushed Nomads clear leaving Tom Moss to score a late consolation for Ramsey.