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

Example Input: Sentence: 'A lady riding a rodeo horse preparing to round a barrel'. Count the number of nouns in this sentence.
Example Output: 4

Example Input: Sentence: 'a big white airplane that is on a runway'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'A young boy riding across the pavement of a parking lot on a skateboard'. Count the number of nouns in this sentence.
Example Output:
5