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

Example Input: Sentence: 'A street with cars driving down and a traffic signal ahead'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'Two people standing next to a huge wall looking at their cell phones'. Count the number of nouns in this sentence.
Example Output: 4

Example Input: Sentence: 'A zebra statue outside of a building zoomed in closely'. Count the number of nouns in this sentence.
Example Output:
3