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

Ex Input:
Sentence: 'a group of people playing soccer on a field of grass'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'A room that has vases/urns  on display'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'a couple of kids are playing a soccer game'. Count the number of nouns in this sentence.

Ex Output:

4