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

Example Input: Sentence: 'An airplane near a wire and post fence'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'Different colored plaques displayed some gold, some green'. Count the number of nouns in this sentence.
Example Output: 2

Example Input: Sentence: 'A train is pulling into a railroad station'. Count the number of nouns in this sentence.
Example Output:
3