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

Ex Input:
Sentence: 'A couple of women walking down a street holding umbrellas'. Count the number of verbs in this sentence.

Ex Output:
2


Ex Input:
Sentence: 'A young child talking on a cell phone wearing a colorful stripped shirt'. Count the number of verbs in this sentence.

Ex Output:
3


Ex Input:
Sentence: 'A group of men standing around each other in a room'. Count the number of verbs in this sentence.

Ex Output:

1