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

Input: Consider Input: Sentence: 'A tv monitor on a table and a radio'. Count the number of verbs in this sentence.

Output: 0


Input: Consider Input: Sentence: 'A cat laying on top of a bench wearing a collar'. Count the number of verbs in this sentence.

Output: 2


Input: Consider Input: Sentence: 'A cat on a concrete slab looking down on another cat with food'. Count the number of verbs in this sentence.


Output: 1