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

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 picture of some people and some animals'. Count the number of verbs in this sentence.

Output: 0


Input: Consider Input: Sentence: 'A man sitting on top of  a snow covered slope'. Count the number of verbs in this sentence.


Output: 2