called to serve

by fly1800

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4 7 -7 -6 5 -5 6 -6 6 5
-4 6 -4 6 5 7 -7 -6 6
4 7 -7 -6 5 -5 6 -6 6 5 
-4 -3 -3 6 -7 -6 6
7 7 -7 -6 6 6 5 -5 6 -6 5 6 -5 
-7 -7 -6 6 -5 -5 -4 5 -5 6 -7 -8 6 
7 7 -7 -6 6 6 5 -5 6 7 -7 -6 -6
-8 7 -7 -6 6 -6 6 5 -4 4 6 6 -6 -7 7