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

Ex Input:
Sentence: 'There is a line of blue umbrellas on a beach'. Count the number of verbs in this sentence.

Ex Output:
0


Ex Input:
Sentence: 'People are playing in the water in front of some hills'. Count the number of nouns in this sentence.

Ex Output:
4


Ex Input:
Sentence: 'Kites can be a great mode of transportation over the ice'. Count the number of nouns in this sentence.

Ex Output:

4