instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a view from a plane window near a large snowy peak'. How many words contain the letter 'u' in the sentence.
answer:
0


question:
Sentence: 'a group of men sitting by tables working on laptops'. How many words contain the letter 'l' in the sentence.
answer:
2


question:
Sentence: 'hotdog on a seeded bun topped with peppers and a pickle slice'. How many words contain the letter 'n' in the sentence.
answer:

3