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

Example Input: Sentence: 'Two horses are walking a carriage through the streets'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'A train on a track in the middle of a neighborhood'. Count the number of nouns in this sentence.
Example Output: 4

Example Input: Sentence: 'A hand holding a partially eaten doughnut hole'. Count the number of nouns in this sentence.
Example Output:
3