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

[EX Q]: Sentence: 'a family opens gifts in a room with their dog, while sitting on couches'. Replace the letter 's' with 'l' in the sentence.
[EX A]: a family openl giftl in a room with their dog, while litting on couchel

[EX Q]: Sentence: 'a dog standing near a potted plant outside'. Replace the letter 'a' with 'j' in the sentence.
[EX A]: j dog stjnding nejr j potted pljnt outside

[EX Q]: Sentence: 'a girl riding a horse is jumping the log'. Replace the letter 'a' with 't' in the sentence.
[EX A]:
t girl riding t horse is jumping the log