instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'the young giraffe is standing near the fence'. How many words contain the letter 's' in the sentence.
answer:
2

question:
Sentence: 'some girls on a soccer field playing soccer'. How many words contain the letter 'j' in the sentence.
answer:
0

question:
Sentence: 'a dog jumping to catch a frisbee on a public lawn'. How many words contain the letter 'k' in the sentence.
answer:
0