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

Example Input: Sentence: 'A tray with a doughnut and a cup of coffee on it'. Count the number of nouns in this sentence.
Example Output: 4

Example Input: Sentence: 'An airplane near a wire and post fence'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'A woman is swinging a wooden stick while a man watches'. Count the number of nouns in this sentence.
Example Output:
3