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

Example Input: Sentence: 'Woman in white shirt and blue skirt playing tennis'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'A lone giraffe standing nears the trees on a sunny day'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'Some people and chickens hang out in an undeveloped space'. Count the number of nouns in this sentence.
Example Output:
3