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

Example Input: Sentence: 'Kites can be a great mode of transportation over the ice'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'Zebra standing in field of tall grasses and trees grazing'. Count the number of nouns in this sentence.
Example Output: 4

Example Input: Sentence: 'A man plays tennis in front of crowd'. Count the number of verbs in this sentence.
Example Output:
1