It now appears the courts will decide on the type of playing surface which will be used for the Fifa Women's World Cup in Canada next year, after a group of leading players filed a lawsuit claiming sex discrimination over the decision to use synthetic pitches.Legal proceedings have begun against the Canadian Soccer Association (CSA) and football's world governing body FIFA at the Ontario human rights tribunal.Attorney Hampton Dellinger has revealed that he represented nearly 50 players involved in the action from 12 countries.