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

Example Input: Sentence: 'A person is lying on the luggage claim conveyor belt'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'The display has many towers of stacked cookies next to trays full of cookies'. Count the number of nouns in this sentence.
Example Output: 5

Example Input: Sentence: 'A small white kitchen with stainless steel refrigerator'. Count the number of verbs in this sentence.
Example Output:
0