20v4v,7w,v,4w,4v4v,w,5f,3w,2f,w,4v4v,w,f,3w,6f,w,4v4v,w,f,w,3f,3w,2f,w,4v4v,w,f,w,f,3a,f,w,f,2w,4v4v,w,f,2w,4f,w,f,w,5v4v,w,f,a,f,3a,2w,f,2w,4v4v,3w,f,w,4f,a,f,w,4v6v,w,f,w,2f,w,3f,w,4v6v,w,f,4w,f,3w,4v6v,w,6f,w,6v6v,8w,6v20v20v108,109,110,146,148,149,150,173108,110,128,130,146,148,150,173131
