| P31 | instance of | ... | Q1914636 (activity) | activity |
| P279 | subclass of | ... | Q395 (mathematics) | mathematics |
| P279 | subclass of | ... | Q7921 (didactic method) | didactic method |
| P279 | subclass of | ... | Q853077 (mathematics education) | mathematics education |
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log id: 5176449