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

Example Input: Sentence: 'A person jumps above a body of water'. Count the number of nouns in this sentence.
Example Output: 3

Example Input: Sentence: 'The players are playing a game of Frisbee on the grass'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'A blue and yellow fire hydrant in front of a concert venue'. Count the number of nouns in this sentence.
Example Output:
5