Before revision: For example, the sentence "A rose is a rose is a rose" contains three word types: three word tokens of the type a, three word tokens of the type rose and two word tokens of the type is .
After revision: For example, the sentence "A rose is a rose is a rose" contains two word types: three word tokens of the type a, three word tokens of the type is and three word tokens of the type rose (which may have different meanings, e. g. as name of a person and as name of a plant) .