instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'the two people are in wetsuits in the ocean while one rides a wave'. How many words contain the letter 'd' in the sentence.
answer:
1


question:
Sentence: 'a stop sign casting a shadow of a sign that says war'. How many words contain the letter 'y' in the sentence.
answer:
1


question:
Sentence: 'person standing in the grass striking a baseball with a bat'. How many words contain the letter 's' in the sentence.
answer:

5