| (subclass SeasonOfYear TimeInterval) | Mid-level-ontology.kif 19130-19130 | 子類 一年的季節 and TimeInterval |
| (subclass WinterSeason SeasonOfYear) | Mid-level-ontology.kif 19141-19141 | 子類 冬季 and 一年的季節 |
| (subclass SpringSeason SeasonOfYear) | Mid-level-ontology.kif 19159-19159 | 子類 春暖花開的季節 and 一年的季節 |
| (subclass SummerSeason SeasonOfYear) | Mid-level-ontology.kif 19179-19179 | 子類 夏季 and 一年的季節 |
| (subclass FallSeason SeasonOfYear) | Mid-level-ontology.kif 19197-19197 | 子類 秋季 and 一年的季節 |
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