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

Input: Consider Input: Sentence: 'A red fire hydrant sits in the forest'. Count the number of verbs in this sentence.

Output: 1


Input: Consider Input: Sentence: 'A man riding a skateboard on a walkway surrounded by people'. Count the number of verbs in this sentence.

Output: 2


Input: Consider Input: Sentence: 'A group of cows that are standing in the grass'. Count the number of nouns in this sentence.


Output: 3