["s6-p9","i18-i16","r3-r13","i15-i8","e6-g8","h7-i7","g10-h9","r18-r15","r12-q13","k9-j8","m7-j7","q16-q15","r12-q13","n13-o14","o9-o10","q16-n13","p10-o11","l13-m13","o3-q5","o12-n12","p6-l10","n13-l11","n8-l10","j13-k12","h7-k7","e13-g15","i3-i15","h18-i17","i14-i15","h19-h17","j15-j16"]