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

Input: Consider Input: Sentence: 'Two young people on ski mountain looking unenthused about the sport'. Count the number of verbs in this sentence.

Output: 1


Input: Consider Input: Sentence: 'A barge floating down a river towards a city'. Count the number of nouns in this sentence.

Output: 3


Input: Consider Input: Sentence: 'A small brown and white kitchen with a center island'. Count the number of verbs in this sentence.


Output: 0