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

Example Input: Sentence: 'scissors balanced on a plastic carton balanced on a shelf'. Count the number of nouns in this sentence.
Example Output: 3

Example Input: Sentence: 'there is a fish eye view of a snowboarder in the air'. Count the number of nouns in this sentence.
Example Output: 5

Example Input: Sentence: 'Solemn military men look on as the plaque is presented'. Count the number of verbs in this sentence.
Example Output:
2