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: 'A registration tent for a bike event, with several people milling about'. Count the number of nouns in this sentence.
Example Output: 5

Example Input: Sentence: 'Surfer riding a wave in ocean with surfboard pointed up'. Count the number of verbs in this sentence.
Example Output:
2