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

Input: Consider Input: Sentence: 'a man stands on he beach with a surf board'. Count the number of verbs in this sentence.

Output: 1


Input: Consider Input: Sentence: 'a green white and red jet at an airport'. Count the number of nouns in this sentence.

Output: 2


Input: Consider Input: Sentence: 'A pair of bronze colored knives in metal sheaths'. Count the number of verbs in this sentence.


Output: 1