instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'lose up of various trays of croissants and muffins'. Replace the letter 'n' with 'f' in the sentence.
answer:
lose up of various trays of croissafts afd muffifs


question:
Sentence: 'two knives are embedded in a wooden table'. Replace the letter 'a' with 'l' in the sentence.
answer:
two knives lre embedded in l wooden tlble


question:
Sentence: 'a man with a beard is close to a farm animal'. Replace the letter 'a' with 'j' in the sentence.
answer:

j mjn with j bejrd is close to j fjrm jnimjl