20v6v,7w,7v6v,w,5f,3w,5v4v,3w,f,3w,3f,w,5v4v,w,5f,w,3f,w,5v4v,w,f,3w,f,w,f,3w,5v4v,w,3f,2a,w,2f,w,6v4v,2w,f,w,2a,3f,w,6v4v,w,2f,w,2f,3a,2w,5v4v,w,2f,w,f,w,3a,f,w,5v4v,w,4f,w,4f,w,5v4v,4w,3f,4w,5v7v,5w,8v20v20v128,129,148,149,170,171,172,190,191,19291,92,128,146,148,171,172,186,188,21287
