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

Ex Input:
Sentence: 'Two orange cats playing and fighting on a couch'. Count the number of nouns in this sentence.

Ex Output:
2


Ex Input:
Sentence: 'A luxurious spa area with a tub and seating area'. Count the number of nouns in this sentence.

Ex Output:
5


Ex Input:
Sentence: 'A couple of people sitting on top of a wooden bench'. Count the number of verbs in this sentence.

Ex Output:

1