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

Ex Input:
Sentence: 'A red fire hydrant sits in the forest'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'an elephant standing in some tall grass next to the bushes'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'Blue-and-white plates of food sitting on top of the table overlooking a backyard'. Count the number of nouns in this sentence.

Ex Output:

5