1 1
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1 1
-1 1
1 1
-1 1
1 1
2 2
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2 1
-2 1
2 1
2 1
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2 1
-2 1
2 1
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4 1
1 1
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1 1
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1 1
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1 1
2 2
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2 1
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2 1
2 1
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2 1
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2 1
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4 0.5
6 2
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3 2
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0 2
2 1
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2 1
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2 1
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7 1
2 1
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2 1
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2 1
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7 1
2 1
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2 1
-2 1
2 1
-2 1
2 1
-2 1
2 1
-2 1
2 1
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2 1
-2 1
2 1
