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Term 1: Term 2:

(subclass TwoDimensionalAngle OpenTwoDimensionalFigure) Merge.kif 16630-16630 Two dimensional angle is a subclass of open two dimensional figure
(subclass ObliqueAngle TwoDimensionalAngle) Mid-level-ontology.kif 5159-5159 Oblique angle is a subclass of two dimensional angle
(subclass RightAngle TwoDimensionalAngle) Mid-level-ontology.kif 5170-5170 Right angle is a subclass of two dimensional angle
(subclass AcuteAngle TwoDimensionalAngle) Mid-level-ontology.kif 5178-5178 Acute angle is a subclass of two dimensional angle


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