In this task, you need to replace a letter in the sentence with another given letter.

Sentence: 'a man with a backpack on a motorcycle'. Replace the letter 't' with 'd' in the sentence.
a man widh a backpack on a modorcycle

Sentence: 'stone and white colored structure in front of white modern building'. Replace the letter 'r' with 'p' in the sentence.
stone and white coloped stpuctupe in fpont of white modepn building

Sentence: 'a computer keyboard sitting on top of a table'. Replace the letter 'e' with 'p' in the sentence.

a computpr kpyboard sitting on top of a tablp