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

Input: Consider Input: Sentence: 'A man playing  a game of tennis hitting a ball'. Count the number of verbs in this sentence.

Output: 2


Input: Consider Input: Sentence: 'a small stuffed bear is sitting in a field'. Count the number of nouns in this sentence.

Output: 2


Input: Consider Input: Sentence: 'A bunch of cell phones attached to wires'. Count the number of verbs in this sentence.


Output: 1