(subclass WaterMotion LiquidMotion) | Merge.kif 11254-11254 | Water motion is a subclass of liquid motion |
(subclass HeavySurf WaterMotion) | Weather.kif 1551-1551 | Heavy zone is a subclass of water motion |
(subclass Precipitation WaterMotion) | Merge.kif 11228-11228 | Precipitation is a subclass of water motion |