Item:Q11642: Difference between revisions
Created claim: instance of (P2): third-order class (Q11) |
Created claim: is metaclass for (P24): chemical substance (Q1173) |
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| Property / subclass of | |||
| Property / subclass of: structural class of chemical entities / rank | |||
Normal rank | |||
| Property / is metaclass for | |||
| Property / is metaclass for: chemical substance / rank | |||
Normal rank | |||