Deductions
- person with an activity has quality condition ⇐ (activity is subclass of condition), (person with an activity has quality activity)
- person with an activity has quality entity ⇐ (activity is a entity), (person with an activity has quality activity)
- person with an activity has quality concept ⇐ (activity is a concept), (person with an activity has quality activity)
- employer is subclass of person with an activity ⇐ (employee is subclass of person with an activity), (employee is opposite of employer)
- blue-collar worker is subclass of person with an activity ⇐ (blue-collar worker is subclass of worker), (worker is subclass of person with an activity), (is subclass of is a transitive relation)
- Wikidata editor is subclass of person with an activity ⇐ (Wikidata editor is subclass of worker), (worker is subclass of person with an activity), (is subclass of is a transitive relation)
- white-collar worker is subclass of person with an activity ⇐ (white-collar worker is subclass of worker), (worker is subclass of person with an activity), (is subclass of is a transitive relation)
- inventor is subclass of person with an activity ⇐ (inventor is subclass of worker), (worker is subclass of person with an activity), (is subclass of is a transitive relation)
- president is subclass of person with an activity ⇐ (president is subclass of politician), (politician is subclass of person with an activity), (is subclass of is a transitive relation)
- engineer is subclass of person with an activity ⇐ (engineer is subclass of worker), (worker is subclass of person with an activity), (is subclass of is a transitive relation)
- employee is subclass of person with an activity ⇐ (employee is subclass of worker), (worker is subclass of person with an activity), (is subclass of is a transitive relation)
- State President of South Africa is subclass of person with an activity ⇐ (State President of South Africa is subclass of politician), (politician is subclass of person with an activity), (is subclass of is a transitive relation)
- person with an activity is subclass of individual ⇐ (person with an activity is subclass of person), (person is subclass of individual), (is subclass of is a transitive relation)
- President of the French Republic is subclass of person with an activity ⇐ (President of the French Republic is subclass of politician), (politician is subclass of person with an activity), (is subclass of is a transitive relation)
- politician is subclass of person with an activity ⇐ (politician is subclass of professional), (professional is subclass of person with an activity), (is subclass of is a transitive relation)
- professional is subclass of person with an activity ⇐ (professional is subclass of worker), (worker is subclass of person with an activity), (is subclass of is a transitive relation)