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

Example Input: Sentence: 'Three slices of thin pizza next to two bottles of wine'. Count the number of verbs in this sentence.
Example Output: 0

Example Input: Sentence: 'a couple of kids are playing a soccer game'. Count the number of verbs in this sentence.
Example Output: 1

Example Input: Sentence: 'The ladder of a jet is lowered from the side for loading passengers'. Count the number of verbs in this sentence.
Example Output:
2