In this task, you need to count the number of nouns/verbs in the given sentence.

Sentence: 'A young teenager in glasses smiles while brushing her teeth'. Count the number of nouns in this sentence.
4

Sentence: 'There is a line of blue umbrellas on a beach'. Count the number of verbs in this sentence.
0

Sentence: 'A woman performing a Frisbee trick with her dog for spectators'. Count the number of verbs in this sentence.

1