TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'a street light is near a large building'. Replace the letter 'n' with 'c' in the sentence.

SOLUTION: a street light is cear a large buildicg

PROBLEM: Sentence: 'a couch, footrest, tv and other furniture are arranged in a living room'. Replace the letter 'o' with 'g' in the sentence.

SOLUTION: a cguch, fggtrest, tv and gther furniture are arranged in a living rggm

PROBLEM: Sentence: 'a garbage can with an umbrella in it'. Replace the letter 'b' with 'q' in the sentence.

SOLUTION:
a garqage can with an umqrella in it