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

Ex Input:
Sentence: 'A group of people flying kites in a field'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'Two people on a motorcycle with another motorcycle in background'. Count the number of nouns in this sentence.

Ex Output:
4


Ex Input:
Sentence: 'a close up of a toilet with graffiti on the lid'. Count the number of verbs in this sentence.

Ex Output:

0