Item:Q8203: Difference between revisions
Created a new Item: mining, extraction of valuable minerals or other geological materials from the earth |
Created claim: part of (P7): mining and quarrying (Q8204) |
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| Property / instance of | |||
| Property / instance of: economic activity / rank | |||
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| Property / subclass of: engineering / rank | |||
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| Property / part of | |||
| Property / part of: mining and quarrying / rank | |||
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