["b8-c7","r15-r14","c7-e5","r18-r15","g3-g4","r15-r14","d1-e2","r14-r8","g4-e4","r8-r6","e4-e6","r6-p6","e6-c8","p6-m6","c8-e10","m6-l6","e10-c12","l6-l5","c12-c13","l5-l4","c13-e15","l4-m4","e15-h15","m4-k4","h15-k15","k4-n4","k15-k16"]