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

Example Input: Sentence: 'A kite flying next to a palm tree in a blue sky'. Count the number of nouns in this sentence.
Example Output: 4

Example Input: Sentence: 'A modern living room with a couch and tv'. Count the number of nouns in this sentence.
Example Output: 4

Example Input: Sentence: 'A person doing a skateboard trick off the back tailgate'. Count the number of verbs in this sentence.
Example Output:
1