["h6-k9","h15-i14","m9-j12","i18-i14","i3-i12","i15-i14","i11-i12","e15-g13","j12-j13","f18-i15","j12-j13","i16-i15","f3-j7","g13-i11","c3-i3","j11-j9","j6-j7","i15-i12","j7-j10","i13-j12","j9-i10","l11-k11","g11-i11","m15-j12","i3-i10","c18-i18","i10-i16","i19-i18","i15-j16"]