TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
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: 'red helicopter with landing wheels flying in the sky'. Replace the letter 'h' with 'y' in the sentence.

SOLUTION: red yelicopter wity landing wyeels flying in tye sky

PROBLEM: Sentence: 'a woman walking down the street with an umbrella in a black and white photo'. Replace the letter 'a' with 'u' in the sentence.

SOLUTION:
u womun wulking down the street with un umbrellu in u bluck und white photo