Eastern Suburbs batsman Trent Park finished just one run short of an amazing double century remaining unbeaten on 199 at the end of his side's 80 overs against Thornton Park at Thornton.
It was back-to-back centuries for Park, following his 146 against City United, and was supported by the rest of the batting line up as Easts finished on 5/420.
In other games Northern Suburbs skipper Lincoln Mills scored 155 to set up his side's total of 7/304 before declaring. Cal Gabriel backed up his captain's efforts claiming 2/13 leaving Tenambit Morpeth on 3/39 at stumps on day one.
Andrew Vickery made 90 to continued his fine start to the season with City United as they posted 9/313 declared and made an early breakthrough against Kurri Weston who will resume on 1/1.
At Coronation Oval, a five-wicket haul by Western Suburbs all-rounder Elliott Lewis turned the game with a devastating spell which saw Raymond Terrace collapse from 4/141 to be all out for 183.
Wests skipper Tom Irwin caressed a sublime 73 at better than a run-a-ball to combine with Shannon Threlfo (32) in an unbeaten opening stand of 115.
At Thornton, Park's innings included 21 fours and nine sixes and takes his tally for the first half of the season to 380 at an average of 76.
But this time he had the comfort of coming in at No.4 with the score at 2/130 on the back of a 117-run opening partnership between Josh Hicks and Will Stoneman.
Hicks made a quick-fire 78, which included 14 fours and two sixes, before he was first man out caught off the bowling of Daniel Willis.
Elliott Thompson dismissed Englishman Toby Godfray for five to leave the game seemingly balanced, but unfortunately for Thornton it only brought Park to the crease in a mood to score big and quick.
Opener Will Stoneman was next man out with the scored on 240, falling just 11-runs short of his debut century.
Park just raised the tempo sharing in a 65-run partnership with Jack Bennett (20) and a 115-run partnership with Lachy Wishart who was run out for 22 at the death.