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

Ex Input:
Sentence: 'Several people in beach chars while two children fly a kite on the sea shore'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'A group of cows that are standing in the grass'. Count the number of nouns in this sentence.

Ex Output:
3


Ex Input:
Sentence: 'Long strip of signs for businesses with people walking on street'. Count the number of verbs in this sentence.

Ex Output:

1