ISLAMABAD - Top four national players including Farhan Mehboob, Aamir Atlas Khan, Mansoor Zaman and Yasir Butt will participate in the upcoming World Open Squash championship 2008, scheduled to be held from October 12 to 19 at Manchester, England. A spokesman for Pakistan Squash Federation (PSF) told The Nation that Farhan, Aamir and Mansoor would play main round of the top international squash showpiece while Yasir Butt had to produce acceptable results in the qualifying round. "World Squash Federation (WSF) is considering the name of Waqar Mehboob to award a wild card entry for the qualifying round and likely he will also be the part of national contingent, "he added.