instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a road cut off by police barricade tape'. How many words contain the letter 'x' in the sentence.
answer:
0


question:
Sentence: 'a group of kids are participating in a swim class'. How many words contain the letter 'l' in the sentence.
answer:
1


question:
Sentence: 'the lambs are rearing up on the slats of the fence'. How many words contain the letter 'e' in the sentence.
answer:

6