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LowTide
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| appearance as argument number 1 |
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| (subclass LowTide TidalProcess) | Geography.kif 6534-6534 | Low tide is a subclass of tidal process |
| (documentation LowTide EnglishLanguage "LowTide is the class of TidalProcesses that occur twice a day in marine waters, in which the water level falls below the mean sea level.") | Geography.kif 6536-6538 | Low tide is a subclass of tidal process |
| appearance as argument number 2 |
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| antecedent |
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| (=> (and (instance ?LOW LowTide) (instance ?HIGH HighTide) (eventLocated ?LOW ?PLACE) (eventLocated ?HIGH ?PLACE) (instance ?DAY Day) (overlapsTemporally ?LOW ?DAY) (overlapsTemporally ?HIGH ?DAY)) (exists (?AMOUNT1 ?AMOUNT2 ?U) (and (instance ?U UnitOfLength) (holdsDuring ?LOW (waterDepth ?PLACE (MeasureFn ?AMOUNT1 ?U))) (holdsDuring ?HIGH (waterDepth ?PLACE (MeasureFn ?AMOUNT2 ?U))) (greaterThan ?AMOUNT2 ?AMOUNT1)))) |
Geography.kif 6514-6532 | If All of the following hold: (1) X is an instance of low tide (2) Y is an instance of high tide (3) X is located at Z (4) Y is located at Z (5) W is an instance of day (6) W overlaps X (7) W overlaps Y, then there exist V, U and T such that T is an instance of unit of length and V T(s) is a water depth of Z holds during X and U T(s) is a water depth of Z holds during Y and U is greater than V |