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Awarded to Arthur on 09 Oct 2019
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Awarded to Arthur on 09 Oct 2019
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Awarded to Arthur on 20 Jul 2017
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Awarded to Arthur on 20 Jul 2017
Provide your first answer ever to someone else's question
Awarded to Arthur on 20 Jul 2017
Solve a problem for the first time
Awarded to Arthur on 17 Aug 2012
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