6 Semantic nets and search trees are graphical methods used with knowledge

bases. Semantic nets are used to represent knowledge. Search trees illustrate a search through a knowledge base.

Draw a semantic net to represent the facts below:

eats(osprey, fish). is_a(trout, fish). is_a(salmon, fish). 2

7 Draw a semantic net to represent the facts below

venice is a full day trip florence is a full day trip the price of a full day trip is £32 2