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

Input: Consider Input: Sentence: 'The post on the street has a clock displayed'. Count the number of nouns in this sentence.

Output: 3


Input: Consider Input: Sentence: 'A young girl in her Tennis gear is holding the ball'. Count the number of nouns in this sentence.

Output: 3


Input: Consider Input: Sentence: 'A group of zebras standing in a field with trees in the background'. Count the number of nouns in this sentence.


Output: 5