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

Example Input: Sentence: 'A tall clock tower flanked by two trees'. Count the number of nouns in this sentence.
Example Output: 3

Example Input: Sentence: 'An outdoor cafe with umbrellas overlooking the water'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'A path leading to a covered area in a park'. Count the number of nouns in this sentence.
Example Output:
3