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

Example Input: Sentence: 'Several people in beach chars while two children fly a kite on the sea shore'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'Surfer riding a wave in ocean with surfboard pointed up'. Count the number of nouns in this sentence.
Example Output: 4

Example Input: Sentence: 'Some men are putting lots of bananas into piles'. Count the number of nouns in this sentence.
Example Output:
4