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- Semantic networks  - Problem-solving with semantic networks  - Represent & Reason  ## Representation  In each knowledge representation, there is a *language*, and that language has a *vocabulary*. In addition, the representation contains some *content*(or knowledge).   ### Example: Newton's 2nd Law of Motion  $$ F = ma $$  Force is equal to mass times acceleration  ## Introduction to Semantic Networks  How to represent the   1. Label all objects