| (subclass WeatherFront WeatherProcess) | Weather.kif 808-808 | 子類 天氣前線 and 天氣過程 |
| (subclass WarmFront WeatherFront) | Weather.kif 814-814 | 子類 溫暖的前線 and 天氣前線 |
| (subclass ColdFront WeatherFront) | Weather.kif 820-820 | 子類 冷鋒 and 天氣前線 |
| (subclass OccludedFront WeatherFront) | Weather.kif 826-826 | 子類 封閉的前方 and 天氣前線 |
| (subclass StationaryFront WeatherFront) | Weather.kif 832-832 | 子類 固定的前方 and 天氣前線 |
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