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: 'Two boats are docked at the bank of a river'. Count the number of nouns in this sentence.
Example Output: 3

Example Input: Sentence: 'The airplanes are parked at the airport terminal'. Count the number of verbs in this sentence.
Example Output:
1