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

Example Input: Sentence: 'A young man on a skateboard with hand protectors'. Count the number of nouns in this sentence.
Example Output: 4

Example Input: Sentence: 'A grandfather clock next to wall with windows and paintings'. Count the number of nouns in this sentence.
Example Output: 4

Example Input: Sentence: 'A large passenger jet riding down an airport runway'. Count the number of nouns in this sentence.
Example Output:
4