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

Ex Input:
Sentence: 'A public restroom has a stall and a urinal'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'A woman on skis coming down a slope'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'Some very cute giraffes by a very tall fence'. Count the number of nouns in this sentence.

Ex Output:

2