W =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =pW =sv