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 verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'A tennis player looks at a tennis ball as she lifts up a tennis racket'. Count the number of nouns in this sentence.
Example Output: 6

Example Input: Sentence: 'THERE ARE MEN WORKING ON THE RAILROAD'. Count the number of verbs in this sentence.
Example Output:
1