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

Example Input: Sentence: 'A clock moniker at the front of a pier leading to a beach'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'A person is fixing a sail on a boat'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'A man is sitting in front of a stuffed bear'. Count the number of nouns in this sentence.
Example Output:
3