Wikidata entity: Q3143695

| P31 | instance of | ... | Q2465832 (branch of science) | branch of science |
| P279 | subclass of | ... | Q177784 (hydraulics) | hydraulics |
| P1535 | used by | ... | Q77590 (civil engineering) | civil engineering |
| P1535 | used by | ... | Q862571 (petroleum industry) | petroleum industry |
| P2671 | Google Knowledge Graph ID | /g/122z_v6x |
| P2671 | Google Knowledge Graph ID | /g/1hb_fp79y |
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