20v20v19w,v6w,f,2a,7f,3w,v6w,f,2a,6w,f,3w,v7w,f,7w,f,3w,v7w,f,7w,f,3w,v7w,f,3w,2a,2w,f,3w,v7w,f,2w,4a,4f,w,v5w,4f,4a,w,f,w,2f,w,v5w,4f,a,4w,3f,2w,vw,3f,4w,f,a,2w,5f,2w,vw,4f,3w,f,2w,6f,2w,v2w,3f,3w,f,2w,6f,2w,v2w,3f,3w,2f,4w,3f,2w,v2w,8f,9w,v4w,2f,w,3f,9w,v19w,v20v20v67,68,87,88,151,152,170,171,172,173,189,190,191,192,209,22987,172,186,189,208,209,233,242,248,252,255,262,275,276,303,307171
