Assertion: comet's designation | /r/HasProperty | provisional systematic
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text: For instance, the unnumbered periodic comet P/2011 NO1 (Elenin) and the non-periodic comet C/2007 E2 (Lovejoy) are notated with their provisional systematic designation followed by their name in parentheses; however, the numbered periodic comet 67P/Churyumov–