["m7-k7","l15-l14","e6-g8","h14-j14","g10-h9","p15-n13","i7-l7","s15-p12","l7-l11","p11-n11","k11-l12","j15-l13","n6-q9","l11-o14","r6-r8","o15-q15","c6-c9","g14-e14","i3-i16","f18-g17","j15-j16"]