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

Ex Input:
Sentence: 'A giraffe standing next to a stone wall'. Count the number of nouns in this sentence.

Ex Output:
3


Ex Input:
Sentence: 'There is a fire truck pulling in to traffic'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'Skateboards do tricks outside of large building's side'. Count the number of nouns in this sentence.

Ex Output:

4