instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a car stopped at a red light at an intersection'. How many words contain the letter 'l' in the sentence.
answer:
1


question:
Sentence: 'a silver truck a street a person and buildings'. How many words contain the letter 'l' in the sentence.
answer:
2


question:
Sentence: 'two elephants walking in a dirt field next to trees'. How many words contain the letter 'r' in the sentence.
answer:

2