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

Ex Input:
Sentence: 'A few cars in a parking next to a small green van'. Count the number of verbs in this sentence.

Ex Output:
0


Ex Input:
Sentence: 'A bike stands alone beside a rock wall'. Count the number of nouns in this sentence.

Ex Output:
3


Ex Input:
Sentence: 'A baby looks like he is eating a hairbrush'. Count the number of nouns in this sentence.

Ex Output:

2