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 fire hydrant and a rolled up fire hose'. Replace the letter 'd' with 's' in the sentence.
answer:
a fire hysrant ans a rolles up fire hose


question:
Sentence: 'several men and women discussing with each other'. Replace the letter 'h' with 'c' in the sentence.
answer:

several men and women discussing witc eacc otcer