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

Ex Input:
Sentence: 'A black horse that is tied up eating grass'. Count the number of nouns in this sentence.

Ex Output:
2


Ex Input:
Sentence: 'A bathroom with a toilet and a counter next to a door'. Count the number of nouns in this sentence.

Ex Output:
4


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