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

Ex Input:
Sentence: 'A person is lying on the luggage claim conveyor belt'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'A family walking towards a very small airplane'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'A man with his hand to the nose of a horse'. Count the number of nouns in this sentence.

Ex Output:

4