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OlafJanssen (talk | contribs) (Added [en] description: substance that can occur in different amounts, all with some similar [mixture of some] characteristics, and of which objects can be made up) |
OlafJanssen (talk | contribs) (Created claim: Wikidata Qid (P4): Q214609) |
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Property / Wikidata Qid | |||
Q214609 | |||
Property / Wikidata Qid: Q214609 / rank | |||
Normal rank |