* graph databases are used to build knowledge graphs. Ontologies Googlge popularized the term.
    * Eg: ''neo4j''
  * develop a knowledge graph schema


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== Slides ==
  * [[https://drive.google.com/file/d/1_gC3YBLVJhjLlDfv9ev5rWOHZbdQZFA2/view?usp=drive_link]]