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

Input: Consider Input: Sentence: 'A bike stands alone beside a rock wall'. Count the number of nouns in this sentence.

Output: 3


Input: Consider Input: Sentence: 'The bathroom has a sink with an Elvis Presley item'. Count the number of nouns in this sentence.

Output: 3


Input: Consider Input: Sentence: 'A group of people with bike helmets on eating something from a cup'. Count the number of nouns in this sentence.


Output: 5