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

Input: Consider Input: Sentence: 'Two cats laying on a hard wood floor next to empty shoes'. Count the number of verbs in this sentence.

Output: 1


Input: Consider Input: Sentence: 'Woman in white shirt and blue skirt playing tennis'. Count the number of verbs in this sentence.

Output: 1


Input: Consider Input: Sentence: 'The train is traveling down the railroad tracks'. Count the number of nouns in this sentence.


Output: 3