20v6v,7w,7v6v,w,a,w,3f,2w,6v6v,w,6f,w,6v6v,w,a,w,a,f,3w,6v5v,2w,f,a,2f,w,a,w,6v4v,2w,3f,2w,a,f,w,6v4v,w,a,3f,a,w,2f,w,6v4v,5w,f,w,2f,w,6v8v,w,3f,a,w,6v8v,w,f,a,2f,w,6v8v,2w,3f,w,6v9v,5w,6v20v20v47,87,89,108,112,131,145,149,192,21069,71,87,109,147,152,190,191,210,21272
