TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'a well dressed man standing near his early bicycle'. Replace the letter 'e' with 'd' in the sentence.

SOLUTION: a wdll drdssdd man standing ndar his darly bicycld

PROBLEM: Sentence: 'a black and white photo of a bird clouds sand and water'. Replace the letter 'b' with 'p' in the sentence.

SOLUTION: a plack and white photo of a pird clouds sand and water

PROBLEM: Sentence: 'there are many carrots and other vegetables at a farmers market'. Replace the letter 'e' with 'z' in the sentence.

SOLUTION:
thzrz arz many carrots and othzr vzgztablzs at a farmzrs markzt