instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
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: 'a person in a helmet riding a skateboard'. How many words contain the letter 'c' in the sentence.
answer:
0


question:
Sentence: 'a person in the air on skis on a mountain slope'. How many words contain the letter 'w' in the sentence.
answer:

0