instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'someone is holding an orange and black iphone'. How many words contain the letter 'h' in the sentence.
answer:
2


question:
Sentence: 'a sign that shows you are entering into joshua tree national park'. How many words contain the letter 't' in the sentence.
answer:
5


question:
Sentence: 'a cat laying in a chair amid a blanket and a stack of books'. How many words contain the letter 'k' in the sentence.
answer:

3