Svalbard theme

by Sigmund Groven

5 -5 -4 5 -5 -4 5
-5 6 7
7 -7 6 7 -7 6 7
-7 6 -6 -7 7 8 -6 7 -7 7 -8 8 7 -8 8 -8 
8 -9 9 -9 8 -8 7 -6 7 -8 -7 7 -8 7 8