8
15
18
9
14
10
9
11
19
16
8
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14
19
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16
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21
17
9
21
8
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21
21
12
21
21
21
21
21
21
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16
12
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21
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21
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16
16
20
21
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16
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16
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12
16
16
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21
21
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15
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21