equals
left parenthesis, 6.5 1 5 , 7 , right parenthesis
left parenthesis, 7.5 1 5 , 7 , right parenthesis
left parenthesis, 8.5 1 5 , 7 , right parenthesis
left parenthesis, 9.5 1 5 , 7 , right parenthesis
left parenthesis, 10.5 2 , 7 , right parenthesis
left parenthesis, 11.5 2 , 7 , right parenthesis
3
0
3
4
5
6
7
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