| gptkbp:instanceOf | gptkb:artificial_intelligence_paradigm 
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                                | gptkbp:alsoKnownAs | gptkb:symbolic_AI 
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                                | gptkbp:application | gptkb:diagnosis natural language processing
 robotics
 game playing
 theorem proving
 
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                                | gptkbp:contrastsWith | gptkb:machine_learning gptkb:subsymbolic_AI
 connectionist AI
 
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                                | gptkbp:criticizedFor | brittleness difficulty with perception
 difficulty with pattern recognition
 lack of learning
 
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                                | gptkbp:focusesOn | gptkb:logic gptkb:knowledge_representation
 symbolic reasoning
 rule-based systems
 
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                                | gptkbp:historicalPeriod | 1950s-1980s 
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                                | gptkbp:influencedBy | gptkb:logic gptkb:mathematics
 gptkb:philosophy
 
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                                | gptkbp:notableFigure | gptkb:Allen_Newell gptkb:Herbert_A._Simon
 gptkb:John_McCarthy
 
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                                | gptkbp:notableFor | gptkb:SHRDLU gptkb:General_Problem_Solver
 gptkb:DENDRAL
 gptkb:MYCIN
 
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                                | gptkbp:relatedTo | gptkb:semantic_networks gptkb:GOFAI
 planning
 reasoning
 symbolic computation
 ontology engineering
 knowledge engineering
 knowledge bases
 frame-based systems
 inference engines
 logic-based AI
 rule-based expert systems
 
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                                | gptkbp:uses | search algorithms logic programming
 ontologies
 expert systems
 production rules
 
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                                | gptkbp:bfsParent | gptkb:LOT_(Language_of_Thought) 
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                                | gptkbp:bfsLayer | 7 
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                                | https://www.w3.org/2000/01/rdf-schema#label | classical AI 
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