notes-computer-jasper-jasperNaturalLanguageNotes1

"In English, 'to be' can have different functions:

    It talks about Identity: The cat is my only pet, The cat is Garfield
    It talks about belonging to a class, or a group: The cat is an animal
    It can talk about properties: The cat is furry
    It can be an auxiliary verb: The cat is sleeping, The cat is bitten by the dog
    It can talk about existence: There is a cat
    It can talk about location: The cat is here" -- "http://simple.wikipedia.org/wiki/E_Prime