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

Example Input: Sentence: 'A clay plate next to a vase with a plant in it'. Count the number of verbs in this sentence.
Example Output: 0

Example Input: Sentence: 'A man and children are riding on the back of an elephant'. Count the number of nouns in this sentence.
Example Output: 4

Example Input: Sentence: 'A man is speaking into a microphone for a crowd'. Count the number of nouns in this sentence.
Example Output:
3