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

Ex Input:
Sentence: 'The post on the street has a clock displayed'. Count the number of nouns in this sentence.

Ex Output:
3


Ex Input:
Sentence: 'A cat laying on top of a bench wearing a collar'. Count the number of verbs in this sentence.

Ex Output:
2


Ex Input:
Sentence: 'Several potted plants in front of a window'. Count the number of nouns in this sentence.

Ex Output:

3