instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a couch, footrest, tv and other furniture are arranged in a living room'. Replace the letter 'o' with 'g' in the sentence.
answer:
a cguch, fggtrest, tv and gther furniture are arranged in a living rggm


question:
Sentence: 'a refrigerator with both its doors open in a kitchen'. Replace the letter 'o' with 'x' in the sentence.
answer:
a refrigeratxr with bxth its dxxrs xpen in a kitchen


question:
Sentence: 'three zebras framed by the legs of an elephant'. Replace the letter 'o' with 's' in the sentence.
answer:

three zebras framed by the legs sf an elephant