["i3-i6","l18-l15","i6-g8","i15-i12","r3-r6","l15-n15","g8-b13","i18-k16","l3-i3","n15-q15","c13-c16","o18-n17","c16-c17","f18-h16","i3-l3","h16-e19","l3-l6","q15-n12","l6-l9","n12-n11"]