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

Example Input: Sentence: 'In flight skateboarder jumping the curb from the sidewalk'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'Ironic picture of man and woman walking up a sidewalk under a "Wrong Way" sign'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'A group of red and white planes fly in formation by some clouds'. Count the number of nouns in this sentence.
Example Output:
4