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

Ex Input:
Sentence: 'A backyard with tables, shade trees, and a stepping stone path'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'a couple of kids are playing a soccer game'. Count the number of nouns in this sentence.

Ex Output:
4


Ex Input:
Sentence: 'A kid sitting at a table with a metal plate filled with food'. Count the number of verbs in this sentence.

Ex Output:

2