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

Ex Input:
Sentence: 'A big stuffed bear sitting in a chair with some lights near'. Count the number of nouns in this sentence.

Ex Output:
3

Ex Input:
Sentence: 'A tennis player is trying to hit the ball'. Count the number of nouns in this sentence.

Ex Output:
3

Ex Input:
Sentence: 'a big crowd watching a man throwing a baseball'. Count the number of verbs in this sentence.

Ex Output:
2