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

Ex Input:
Sentence: 'A sandwich served on a plate with salad'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'Small hole taken out of the side of a large white cow'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'A group of sheep that are in the grass'. Count the number of verbs in this sentence.

Ex Output:

1