TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'a study table with computer, mouse and keyboard .photo frame are also kept'. Replace the letter 'u' with 'q' in the sentence.

SOLUTION: a stqdy table with compqter, moqse and keyboard .photo frame are also kept

PROBLEM: Sentence: 'a person scooping from a large pot of soup on the stove into a soup bowl'. Replace the letter 'a' with 'x' in the sentence.

SOLUTION: x person scooping from x lxrge pot of soup on the stove into x soup bowl

PROBLEM: Sentence: 'one zebra is laying down and another zebra is standing up'. Replace the letter 'n' with 'c' in the sentence.

SOLUTION:
oce zebra is layicg dowc acd acother zebra is stacdicg up