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

[EX Q]: Sentence: 'a plate with some mean and vegetables on it'. Replace the letter 'a' with 'f' in the sentence.
[EX A]: f plfte with some mefn fnd vegetfbles on it

[EX Q]: Sentence: 'a mobile phone and a set of keys on a key chain'. Replace the letter 's' with 'j' in the sentence.
[EX A]: a mobile phone and a jet of keyj on a key chain

[EX Q]: Sentence: 'some tracks for a rail way system near a building'. Replace the letter 'a' with 'h' in the sentence.
[EX A]:
some trhcks for h rhil why system nehr h building