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

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

Output: 1


Input: Consider Input: Sentence: 'A black and white image of a park bench'. Count the number of verbs in this sentence.

Output: 0


Input: Consider Input: Sentence: 'A group of commuters standing next to a passenger train'. Count the number of verbs in this sentence.


Output: 1