TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'the large modern bathroom has two sinks and a large tub'. Replace the letter 't' with 'j' in the sentence.

SOLUTION: jhe large modern bajhroom has jwo sinks and a large jub

PROBLEM: Sentence: 'this is a bathroom found in a hotel'. Replace the letter 'h' with 's' in the sentence.

SOLUTION: tsis is a batsroom found in a sotel

PROBLEM: Sentence: 'a purple teddy bear is resting with a book open on his lap'. Replace the letter 'n' with 'q' in the sentence.

SOLUTION:
a purple teddy bear is restiqg with a book opeq oq his lap