Rules Matches Arenae Other Greenfield Greenfield Park East (112a St and 39a Ave) A flags arena with fewer bushes - but still a few good hiding places in and around the trees - designed primarily for kids! Greenfield Park East Large (112a St and 39a Ave) A larger version of Greenfield Park East, for when there are too many people to fit in the standard size. W.E. Werner Park East (113 St and 35 Ave) For more information, please e-mail or call Trevor Prentice (780 695 2109). Play Flags is a division of the Whiverwill Trade Corporation. Copyright © 2008 to 2019 Trevor Prentice. All Rights Reserved.