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

Ex Input:
Sentence: 'A bento style lunch box is filled with vegetables and fruits'. Count the number of nouns in this sentence.

Ex Output:
6


Ex Input:
Sentence: 'A few cars in a parking next to a small green van'. Count the number of verbs in this sentence.

Ex Output:
0


Ex Input:
Sentence: 'A big dog laying on his bed on the floor'. Count the number of nouns in this sentence.

Ex Output:

3