instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a persons desk with a computer and many books in a case behind it'. How many words contain the letter 'd' in the sentence.
answer:
3


question:
Sentence: 'a skier posing for a photo in front of a slope'. How many words contain the letter 'a' in the sentence.
answer:
3


question:
Sentence: 'an image of a bowl of vegetables strewn together'. How many words contain the letter 'v' in the sentence.
answer:

1