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

Example Input: Sentence: 'There's a toilet in a bathroom with a mirror behind it'. Count the number of verbs in this sentence.
Example Output: 0

Example Input: Sentence: 'There is woman texting on a phone holding a tennis racket'. Count the number of verbs in this sentence.
Example Output: 2

Example Input: Sentence: 'A man shows a kid how to cut something on a boat'. Count the number of nouns in this sentence.
Example Output:
3