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

Example Input: Sentence: 'A man with his tennis racket below his waist as the ball moves away from him'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'A couple of cows laying on the grass next to a man wearing bicycle gear'. Count the number of verbs in this sentence.
Example Output: 2

Example Input: Sentence: 'A woman wearing lots of flowers talking on a cell phone'. Count the number of nouns in this sentence.
Example Output:
5