instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a mouse and keyboard sitting on a wooden desk'. Replace the letter 'a' with 'n' in the sentence.
answer:
n mouse nnd keybonrd sitting on n wooden desk


question:
Sentence: 'wooden park bench sitting between two trees with grassy background'. Replace the letter 'i' with 'q' in the sentence.
answer:
wooden park bench sqttqng between two trees wqth grassy background


question:
Sentence: 'an adult elephant standing next to a baby elephant'. Replace the letter 'l' with 'd' in the sentence.
answer:

an adudt edephant standing next to a baby edephant