| (subclass FitnessExercise RecreationOrExercise) | Sports.kif 559-559 | Fitness exercise is a subclass of recreation or exercise |
| (subclass Aerobics FitnessExercise) | Sports.kif 561-561 | Aerobics is a subclass of fitness exercise |
| (subclass Zumba FitnessExercise) | Sports.kif 562-562 | Zumba is a subclass of fitness exercise |
| (subclass Pilates FitnessExercise) | Sports.kif 563-563 | Pilates is a subclass of fitness exercise |
| (subclass BurlesqueDance FitnessExercise) | Sports.kif 566-566 | Burlesque dance is a subclass of fitness exercise |
| (subclass PoleDancing FitnessExercise) | Sports.kif 567-567 | Pole dancing is a subclass of fitness exercise |
| (subclass Weightlifting FitnessExercise) | Sports.kif 790-790 | Weightlifting is a subclass of fitness exercise |
| (subclass CrossFit FitnessExercise) | Medicine.kif 5296-5296 | CrossFit is a subclass of fitness exercise |
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