["h6-k9","e15-h12","l11-l9","b14-e14","p7-n7","i10-i12","g7-e7","e14-g14","l7-l9","s15-p12","r6-r8","p15-m12","s8-p11","r18-r5","r2-r3","r6-q5","s2-r3","p6-q5","p12-m12","h14-k11","m8-l9","i18-i5","c7-g7","j6-j5"]