instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a man riding waves on his surfboard in the ocean'. How many words contain the letter 'v' in the sentence.
answer:
1


question:
Sentence: 'a man rides a black motorcycle around a curve'. How many words contain the letter 'y' in the sentence.
answer:
1


question:
Sentence: 'a large long train on a steel track'. How many words contain the letter 'y' in the sentence.
answer:

0