20v20v7v,6w,7v7v,w,4f,w,7v4v,4w,f,w,2f,w,7v4v,w,2f,a,f,a,f,a,3w,5v4v,w,3f,a,f,a,3f,w,5v4v,w,f,w,a,3f,a,w,f,w,5v4v,w,3f,a,f,a,3f,w,5v4v,3w,a,f,a,f,a,2f,w,5v6v,w,2f,w,f,4w,5v6v,w,4f,w,8v6v,6w,8v20v20v107,109,111,128,130,147,151,168,170,187,189,191108,110,127,129,131,148,150,167,169,171,188,190149
