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

Ex Input:
Sentence: 'Ceramic dishes of food on a white table'. Count the number of verbs in this sentence.

Ex Output:
0

Ex Input:
Sentence: 'A group of people march across a field with a red flag'. Count the number of nouns in this sentence.

Ex Output:
4

Ex Input:
Sentence: 'three zebras near one another on a dirt ground'. Count the number of nouns in this sentence.

Ex Output:
3