The 10th annual Estrogen Open is scheduled for Sunday, Aug. 11 at 10 a.m. at Poplar Creek Bowl in the Chicago suburb of Hoffman Estates. The tournament is an 8-game scratch tournament for women. The top five advance to a stepladder finals after match play. The lane pattern is not released. The flyer says it will be “low scoring and fair.” The entry fee is $80 if paid by July 11, $90 after July 11, with $18 for lineage and the rest to the prize fund. The cashing ratio is...