Dewsbury Moor and Dewsbury Celtic both recorded victories as they bid for promotion from their respective National Conference League divisions.
Second-placed Moor were pushed hard by relegation strugglers Hunslet Warriors in Division Two.
The match was level at 22-22 until Jordan Foster edged Moor in front with a penalty.
Foster then sealed a 30-22 win with his fifth goal of the match when he converted Connor Gavanagh’s late try.
Moor had a Sam Thornton brace and tries by Dom Horn and Max Vernon to thank for victory, while Hunslet had been level through two Liam Coates tries, further scores from Mickey Lyons and Gary McClelland and three Daryl Gaunt goals.
Moor make the short trip to Drighlington on Saturday looking to keep pressure on leaders Stanningley.
Dewsbury Celtic leapfrogged Eastmoor into the top six of Division Three after a 54-0 win over 16-man Salford City Roosters.
There was a brace apiece for Danny Thomas and Sam Tattersfield, while Pat Foulstone contributed a try and three goals.
Paul Foulstone and Nathan Waring both scored a try and a conversion, with the remaining touchdowns from James Walker, Billy Yarrow, Tom Norris and Dom Senior.
Celtic welcome fourth placed Clock Face Miners to Crow Nest Park on Saturday in what could prove another key game in the race for a play-off place.