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 man flying a kite at the beach while several people walk by'. Count the number of verbs in this sentence.
Example Output: 2

Example Input: Sentence: 'a toilet next to a shower with a curtain'. Count the number of nouns in this sentence.
Example Output:
3