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

Ex Input:
Sentence: 'A very elegant bathroom with marble and accented with red'. Count the number of nouns in this sentence.

Ex Output:
2


Ex Input:
Sentence: 'A mp3 player sitting on top of a speaker system'. Count the number of nouns in this sentence.

Ex Output:
5


Ex Input:
Sentence: 'A group of men sitting next to each other on a bench'. Count the number of verbs in this sentence.

Ex Output:

1