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

Ex Input:
Sentence: 'A tennis player getting ready to hit the ball'. Count the number of verbs in this sentence.

Ex Output:
2


Ex Input:
Sentence: 'The street is barred for a train to pass'. Count the number of verbs in this sentence.

Ex Output:
2


Ex Input:
Sentence: 'Closeup of a man's shoes on a skateboard'. Count the number of verbs in this sentence.

Ex Output:

0