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

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: 'A light green substance a large silver blender'. Count the number of nouns in this sentence.
Example Output: 3

Example Input: Sentence: 'A bed in a hotel room sitting next to a window'. Count the number of nouns in this sentence.
Example Output:
4