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

Example Input: Sentence: 'A small boat that is pulling a larger boat'. Count the number of nouns in this sentence.
Example Output: 2

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: 'A ski lift on a snowy mountain top with skiers'. Count the number of nouns in this sentence.
Example Output:
4