-7 7 -8 8 8 8 8 9 -9 8 8 8 8 -8 8 7 7 7 7 7 -8 88 -8--7 7- -8 8 8 8 8 9 -9 8 8 8 8 -8 8 7 7 7 7 7 -9 -9 88 -8 7 -7 -6 -7 7 -8 7 **7 -7 (x2)-7 7 -8 8