| (subclass EdibleTuber RootVegetable) | Economy.kif 4321-4321 | Edible tuber is a subclass of root vegetable |
| (subclass PotatoTuber EdibleTuber) | Economy.kif 4322-4322 | Potato tuber is a subclass of edible tuber |
| (subclass SweetPotatoTuber EdibleTuber) | Economy.kif 4323-4323 | Sweet potato tuber is a subclass of edible tuber |
| (subclass TaroTuber EdibleTuber) | Economy.kif 4324-4324 | Taro tuber is a subclass of edible tuber |
| (subclass YamTuber EdibleTuber) | Economy.kif 4325-4325 | Yam tuber is a subclass of edible tuber |
| (subclass Ginger EdibleTuber) | Economy.kif 4326-4326 | Ginger is a subclass of edible tuber |
| (subclass Cassava EdibleTuber) | Economy.kif 4328-4328 | Cassava is a subclass of edible tuber |
| (subclass Groundnut EdibleTuber) | Economy.kif 4487-4487 | Groundnut is a subclass of edible tuber |
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