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

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: 'Inside house living room and dining room with furniture'. Count the number of verbs in this sentence.
Example Output: 0

Example Input: Sentence: 'A part of a cake left over from a celebration'. Count the number of nouns in this sentence.
Example Output:
3