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

Example Input: Sentence: 'woman in a bikini surfing on a yellow surfboard'. Count the number of nouns in this sentence.
Example Output: 4

Example Input: Sentence: 'A picture of some people and some animals'. Count the number of verbs in this sentence.
Example Output: 0

Example Input: Sentence: 'A group of people in deeply rutted cross country ski trail'. Count the number of nouns in this sentence.
Example Output:
6