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

Example Input: Sentence: 'A woman on skis coming down a slope'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'Large building in the middle of a partly sunny day'. Count the number of verbs in this sentence.
Example Output: 0

Example Input: Sentence: 'Two people on a horse ride in a city street'. Count the number of verbs in this sentence.
Example Output:
0