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

Input: Consider Input: Sentence: 'A young man on a skateboard with hand protectors'. Count the number of nouns in this sentence.

Output: 4


Input: Consider Input: Sentence: 'A tennis player looks at a tennis ball as she lifts up a tennis racket'. Count the number of nouns in this sentence.

Output: 6


Input: Consider Input: Sentence: 'A toilet with various graffiti on it in a dirty bathroom'. Count the number of verbs in this sentence.


Output: 0