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Sigma KEE - Doorman
Doorman(doorman)commissionaire, door_guard, doorkeeper, doorman, gatekeeper, hall_porter, ostiary, porter

appearance as argument number 1
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(instance Doorman ServicePosition) Hotel.kif 2441-2441 Doorman is an instance of service position
(documentation Doorman EnglishLanguage "Doorman refers to the position held by a person whose primary job it is to open and close doors") Hotel.kif 2442-2443 Doorman is an instance of service position

appearance as argument number 2
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(termFormat EnglishLanguage Doorman "doorman") Hotel.kif 2444-2444

antecedent
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(=>
    (attribute ?X Doorman)
    (hasPurpose ?X
        (exists (?DOOR ?PROC)
            (and
                (instance ?DOOR Door)
                (agent ?PROC ?X)
                (patient ?PROC ?DOOR)
                (or
                    (instance ?PROC Opening)
                    (instance ?PROC Closing))))))
Hotel.kif 2446-2456 If doorman is an attribute of X, then X has the purpose there exist Y, Z such that Y is an instance of door, X is an agent of Z, Y is a patient of Z, and Z is an instance of opening or Z is an instance of closing


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