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

Ex Input:
Sentence: 'A baseball player holding a bat over home plate'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'A walking sign glows underneath two street signs'. Count the number of verbs in this sentence.

Ex Output:
2


Ex Input:
Sentence: 'An array of pastries sit in a storefront window'. Count the number of verbs in this sentence.

Ex Output:

1