sentences:  In July 2014 it was announced that Toronto and York would begin sharing jurisdiction over of Steeles west from Ninth Line in order to move forward on the planned widening project.In the interim period since the debate erupted in 2005, York Region and the Town of Markham began collaboration on linking Donald Cousens Parkway between Steeles and Highway 407.Markham oversaw construction of the Box Grove Bypass (or Ninth Line Bypass) and Town Arterial Road, (or Box Grove Collector Road), with construction carried out by it and the developers of the adjacent Box Grove community.