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

Example Input: Sentence: 'some people and some different skateboards on display'. Count the number of nouns in this sentence.
Example Output: 3

Example Input: Sentence: 'A white toilet with its cover removed is pictured'. Count the number of verbs in this sentence.
Example Output: 2

Example Input: Sentence: 'there are two motor cycles that are parked in the dirt'. Count the number of verbs in this sentence.
Example Output:
1