TropicalDepression - Sigma Knowledge base Browser

appearance as argument number 1

(subclass TropicalDepression TropicalCyclonicSystem)	Weather.kif 1073-1073	Tropical depression is a subclass of tropical cyclonic system
(documentation TropicalDepression EnglishLanguage "A TropicalDepression is the weakest form of TropicalCyclonicSystem. It has 1-minute sustained winds of upto 38 MilesPerHour according to the National Hurrican Center(NHC),Joint Typhoon Warning Center (JTWC) and the Central Pacific Hurricane Center (CPHC).")	Weather.kif 1074-1077	Tropical depression is a subclass of tropical cyclonic system
(documentation TropicalDepression ChineseLanguage "热带低气压(TropicalDepression) 是等级形态最弱的热带氣旋系统(TropicalCyclonicSystem), 根据美國的國家颶風中心(NHC)、夏威夷州的中太平洋颶風中心(CPHC)和聯合颱風警報中心的标准，它的一分钟平均风速可达每小时38英里（MilesPerHour ）。")	Weather.kif 1078-1081	Tropical depression is a subclass of tropical cyclonic system

appearance as argument number 2

(termFormat EnglishLanguage TropicalDepression "tropical depression")	Weather.kif 1082-1082
(termFormat ChineseLanguage TropicalDepression "热带低气压")	Weather.kif 1083-1083

antecedent

(=>
    (instance ?TD TropicalDepression)
    (exists (?PLACE ?WIND)
        (and
            (instance ?PLACE GeographicArea)
            (eventLocated ?TD ?PLACE)
            (equal
                (MeasureFn ?WIND MilesPerHour)
                (Mean1MinuteWindSpeedFn ?PLACE
                    (WhenFn ?TD)))
            (lessThanOrEqualTo ?WIND 38.0))))

If X is an instance of tropical depression, then there exist Y and Z such that Y is an instance of geographic area and X is located at Y and equal Z miles per hour(s) and Mean1MinuteWindSpeedFn for the time of existence of X in region Y and Z is less than or equal to 38.0