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

Example Input: Sentence: 'Desktop and laptop computers on a desk with a dry erase board nearby'. Count the number of nouns in this sentence.
Example Output: 6

Example Input: Sentence: 'a couple of women play a game of tennis'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'A man is winding up to throw a frisbee'. Count the number of nouns in this sentence.
Example Output:
2