instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a woman is posing next to a stop sign'. How many words contain the letter 'u' in the sentence.
answer:
0


question:
Sentence: 'a person in uniform is on a motorcycle near other uniformed people'. How many words contain the letter 'r' in the sentence.
answer:
6


question:
Sentence: 'a green bus is on a street with other traffic'. How many words contain the letter 'l' in the sentence.
answer:

0