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

Ex Input:
Sentence: 'The bench seat by the window is empty'. Count the number of verbs in this sentence.

Ex Output:
0


Ex Input:
Sentence: 'A clock on a red building letting people know the time'. Count the number of verbs in this sentence.

Ex Output:
2


Ex Input:
Sentence: 'a man is flying through the air on a snowboard'. Count the number of verbs in this sentence.

Ex Output:

1