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

Example Input: Sentence: 'A group of businessmen and women posing for a picture'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'A modern bus parked at a station on the side of the road'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'People wearing old Western-styled dress stand aside the road as a horse-drawn carriage in a parade passes by'. Count the number of nouns in this sentence.
Example Output:
6