instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a man holding an umbrella in one hand and a cell phone up to his ear in the other'. How many words contain the letter 'x' in the sentence.
answer:
0


question:
Sentence: 'a sidewalk with a toilet laying on side with people in background'. How many words contain the letter 'o' in the sentence.
answer:
4


question:
Sentence: 'street signs are affixed to a utility pole'. How many words contain the letter 'u' in the sentence.
answer:

1