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

Ex Input:
Sentence: 'A woman holding a dog in front of a mirror'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'a man is pulling is surfboard towards the water'. Count the number of verbs in this sentence.

Ex Output:
1


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

Ex Output:

4