20v20v6v,7w,7v6v,w,2f,w,2f,w,7v4v,3w,f,a,w,f,a,3w,5v4v,w,f,a,7f,w,5v4v,w,4f,a,2f,a,f,w,5v4v,3w,f,a,f,a,f,3w,5v4v,w,f,a,2f,a,4f,w,5v4v,w,7f,a,f,w,5v4v,3w,a,f,w,a,f,3w,5v6v,w,2f,w,2f,w,7v6v,7w,7v20v20v88,91,106,129,132,148,150,166,169,192,207,21087,90,109,112,126,147,151,172,186,189,208,211149
