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Sigma KEE - TruthValue
KB Term: 
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
truth value
The Class of truth values, e.g. True and False. These are Attributes of Sentences and Propositions.
Relationships      
Parents relational attribute Any Attribute that an Entity has by virtue of a relationship that it bears to another Entity or set of Entities, e.g. SocialRoles and PositionalAttributes.


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