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

Ex Input:
Sentence: 'A bid walking on a stream of water next to green plants'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'A bowl of stew, and several plates of English Muffins and bread'. Count the number of verbs in this sentence.

Ex Output:
0


Ex Input:
Sentence: 'A ball, bat and baseball glove laying on the ground'. Count the number of verbs in this sentence.

Ex Output:

1