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

Example Input: Sentence: 'A women who is looking at her cell phone'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'The dessert has ice cream and some fruit'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'A traffic light is on at night on the corner of a street'. Count the number of verbs in this sentence.
Example Output:
0