["i6-i9","i15-i12","i9-i10","i18-i12","i3-i10","i13-i12","i9-i10","i13-i12","i9-i10","e15-h12","k11-j11","m15-j12","s6-p9","f18-i15","f3-k8","h12-j10","k7-k8","c18-f18","r3-r9","f18-f8","b7-d7","g8-f8","k8-k10","i15-l12","l9-l10","l13-l12","i9-k11","n12-m12","c3-c13","e8-e3","l3-l6","r15-r12","r9-r10","r19-r18","r10-r16","r19-r18","r15-q16","o19-q19","q16-q17","r20-r19","p17-p18","s18-r18","q20-p19","l18-i18","p19-o18","e3-e6","l6-i3","m13-j10","o3-j8","e6-h6","i3-f3","i6-h5"]