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

Ex Input:
Sentence: 'The three giraffes are being kept indoors for being to see'. Count the number of verbs in this sentence.

Ex Output:
3


Ex Input:
Sentence: 'A crowd of people standing around a food truck'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'a small girl in a white shirt  sitting on a elephant statue'. Count the number of nouns in this sentence.

Ex Output:

4