In this task, you need to count the number of words in a sentence that contain the given letter
--------
Question: Sentence: 'a man with a surfboard walking across a bridge towards the ocean'. How many words contain the letter 'w' in the sentence.

Answer: 3


Question: Sentence: 'a cat that is laying down with a mouse on top of it'. How many words contain the letter 'm' in the sentence.

Answer: 1


Question: Sentence: 'a trio of elephants stand in front of a watering hole'. How many words contain the letter 'i' in the sentence.

Answer:
3