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

Ex Input:
Sentence: 'a keyboard that has some lego men on  it'. Count the number of nouns in this sentence.

Ex Output:
2


Ex Input:
Sentence: 'Buses in a third-world country are colorfully decorated'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'A blonde woman in a red raincoat looks at a screen while talking on her cellphone'. Count the number of verbs in this sentence.

Ex Output:

2