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

Example Input: Sentence: 'A variety of shots of a man doing skateboarding tricks'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'A man on skies going through the woods'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'A clock tower that acts as a canopy for a little bit'. Count the number of verbs in this sentence.
Example Output:
1