Quadrilateral - Sigma Knowledge base Browser

appearance as argument number 1

(documentation Quadrilateral EnglishLanguage "Any four-sided Polygon.")	Mid-level-ontology.kif 4912-4912
(externalImage Quadrilateral "http://upload.wikimedia.org/wikipedia/commons/ thumb/ d/ d4/ Square_diagonals.svg/ 250px-Square_diagonals.svg.png")	pictureList.kif 1222-1222
(subclass Quadrilateral Polygon)	Mid-level-ontology.kif 4911-4911	Quadrilateral is a subclass of polygon

appearance as argument number 2

(instance Rectangle Quadrilateral)	Mid-level-ontology.kif 4921-4921	Rectangle is an instance of quadrilateral
(termFormat ChineseLanguage Quadrilateral "四边形")	domainEnglishFormat.kif 48284-48284
(termFormat ChineseTraditionalLanguage Quadrilateral "四邊形")	domainEnglishFormat.kif 48283-48283
(termFormat EnglishLanguage Quadrilateral "quadrilateral")	domainEnglishFormat.kif 48282-48282

antecedent

(=> (and (attribute ?X ?SHAPE) (instance ?X FourPosterBed) (instance ?SHAPE Quadrilateral) (sideOfFigure ?SIDE1 ?SHAPE) (sideOfFigure ?SIDE2 ?SHAPE) (not (equal ?SIDE1 ?SIDE2))) (exists (?POST ?FLOOR ?CORNER1 ?CORNER) (and (part ?POST ?X) (instance ?FLOOR Floor) (orientation ?X ?FLOOR On) (orientation ?POST ?FLOOR Vertical) (pointOfIntersection ?SIDE1 ?SIDE2 ?CORNER1) (attribute ?CORNER ?CORNER1) (meetsSpatially ?CORNER ?POST))))	Mid-level-ontology.kif 4078-4095	If a geometric figure is an attribute of an object and the object is an instance of four-poster bed and the geometric figure is an instance of quadrilateral and the size of the geometric figure is an one dimensional figure and the size of the geometric figure is another one dimensional figure and the one dimensional figure is not equal to the other one dimensional figure, then there exist another object, a third object,, , a geometric point and a fourth object such that the other object is a part of the object and the third object is an instance of floor and the object is on to the third object and the other object is vertical to the third object and the one dimensional figure is point of intersection the other one dimensional figure for the geometric point and the geometric point is an attribute of the fourth object and the fourth object meets the other object
(=> (instance ?QUAD Quadrilateral) (equal (CardinalityFn (KappaFn ?SIDE (sideOfFigure ?SIDE ?QUAD))) 4))	Mid-level-ontology.kif 4914-4919	If an entity is an instance of quadrilateral, then the number of instances in the class described by a symbolic string is equal to 4

consequent

(=>
    (instance ?X FourPosterBed)
    (exists (?SHAPE)
        (and
            (attribute ?X ?SHAPE)
            (instance ?SHAPE Quadrilateral))))

Mid-level-ontology.kif 4071-4076

If an object is an instance of four-poster bed,
then there exists an attribute such that the attribute is an attribute of the object and the attribute is an instance of quadrilateral

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KB Term:			Term intersection

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