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

[EX Q]: Sentence: 'a woman is snowboarding down a snowy hill'. Replace the letter 'l' with 'b' in the sentence.
[EX A]: a woman is snowboarding down a snowy hibb

[EX Q]: Sentence: 'there is a piece of a cake on the plate and a cup of drink'. Replace the letter 'r' with 'u' in the sentence.
[EX A]: theue is a piece of a cake on the plate and a cup of duink

[EX Q]: Sentence: 'a couple of sheep stand in a grass land'. Replace the letter 'f' with 'y' in the sentence.
[EX A]:
a couple oy sheep stand in a grass land