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

Ex Input:
Sentence: 'A tennis player looks at a tennis ball as she lifts up a tennis racket'. Count the number of nouns in this sentence.

Ex Output:
6


Ex Input:
Sentence: 'Picture of an outside spot with a transport'. Count the number of nouns in this sentence.

Ex Output:
3


Ex Input:
Sentence: 'The city street is not busy this time of day'. Count the number of verbs in this sentence.

Ex Output:

0