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Sigma KEE - NightTime
NightTimeظلام, ليْل, ليْل, ليْلة, هذِهِ اللّيْلة,

appearance as argument number 1
-------------------------


(documentation NightTime EnglishLanguage "The class of TimeIntervals that begin at Sunset and end at Sunrise.") Mid-level-ontology.kif 16768-16769
(subclass NightTime TimeInterval) Mid-level-ontology.kif 16767-16767

appearance as argument number 2
-------------------------


(disjoint DayTime NightTime) Mid-level-ontology.kif 16792-16792
(subclass Evening NightTime) Merge.kif 8925-8925
(termFormat EnglishLanguage NightTime "night time") domainEnglishFormat.kif 7178-7178

antecedent
-------------------------


(=>
    (and
        (visibilityInMeteorology ?Area ?Time ?Distance)
        (instance ?Time NightTime)
        (instance ?Observe Looking)
        (instance ?B Region)
        (attribute ?B Illuminated)
        (measure ?B
            (MeasureFn 1000 Candela))
        (agent ?Observe ?A)
        (patient ?Observe ?B)
        (orientation ?A ?B Horizontal)
        (eventLocated ?Observe ?Area)
        (during
            (WhenFn ?Observe) ?Time)
        (instance ?B Object))
    (and
        (distance ?A ?B ?D2)
        (greaterThan ?Distance ?D2)))
Weather.kif 1155-1172
(=>
    (instance ?NIGHT NightTime)
    (exists (?DAY1 ?DAY2)
        (and
            (instance ?DAY1 DayTime)
            (instance ?DAY2 DayTime)
            (meetsTemporally ?NIGHT ?DAY1)
            (meetsTemporally ?DAY2 ?NIGHT))))
Mid-level-ontology.kif 16771-16778
(=>
    (instance ?NIGHT NightTime)
    (exists (?RISE ?SET)
        (and
            (instance ?RISE Sunrise)
            (instance ?SET Sunset)
            (starts ?SET ?NIGHT)
            (finishes ?RISE ?NIGHT))))
Mid-level-ontology.kif 16780-16787

consequent
-------------------------


(=>
    (instance ?DAY DayTime)
    (exists (?NIGHT1 ?NIGHT2)
        (and
            (instance ?NIGHT1 NightTime)
            (instance ?NIGHT2 NightTime)
            (meetsTemporally ?DAY ?NIGHT1)
            (meetsTemporally ?NIGHT2 ?DAY))))
Mid-level-ontology.kif 16794-16801
(=>
    (instance ?TIME DinnerTime)
    (exists (?NIGHT)
        (and
            (instance ?NIGHT NightTime)
            (during ?TIME ?NIGHT))))
Food.kif 279-284
(=>
    (instance ?X NightClub)
    (exists (?TIME)
        (and
            (standardRetailHours ?X ?TIME)
            (during
                (BeginFn ?TIME) NightTime))))
Dining.kif 398-403


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