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

Input: Consider Input: Sentence: 'A man flying through the air while riding skis'. Count the number of nouns in this sentence.

Output: 3


Input: Consider Input: Sentence: 'a small girl in a white shirt  sitting on a elephant statue'. Count the number of nouns in this sentence.

Output: 4


Input: Consider Input: Sentence: 'A piece of cake on a plate next to a fork'. Count the number of verbs in this sentence.


Output: 0