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

Ex Input:
Sentence: 'A baseball player holds a bat in the on deck circle'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'A cat sitting next to a pair of legs on the ground'. Count the number of nouns in this sentence.

Ex Output:
4


Ex Input:
Sentence: 'a white airplane with a red tail sitting on the runway'. Count the number of verbs in this sentence.

Ex Output:

1