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

Ex Input:
Sentence: 'A skateboarder doing a trick at a skate park'. Count the number of nouns in this sentence.

Ex Output:
4


Ex Input:
Sentence: 'some people and some different skateboards on display'. Count the number of nouns in this sentence.

Ex Output:
3


Ex Input:
Sentence: 'A man that is holding a toothbrush in his mouth'. Count the number of verbs in this sentence.

Ex Output:

1