["b6-e9","j15-h13","j7-h7","e15-f14","e9-g11","f14-g13","f6-f8","m15-k13","k6-n9","k12-i12","i3-i11","i18-i13","i10-i11","i14-i13","i10-i11","i14-i13","f8-i11","f18-k13","h11-i12","l13-k13","o11-o9","c18-g18","f3-p13","s15-r14","o13-p13","r18-r15","o11-p12","r15-q15","r12-q13","r15-q15","s7-q7","j13-n9","p6-o7","o10-n9","c3-c13","n9-j5"]