instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a bathroom with a white toilet next to a large window'. Replace the letter 'w' with 'x' in the sentence.
answer:
a bathroom xith a xhite toilet next to a large xindox


question:
Sentence: 'a motorcycle sitting on the side of the road by grass'. Replace the letter 'r' with 't' in the sentence.
answer:
a mototcycle sitting on the side of the toad by gtass


question:
Sentence: 'two motorcyclists next to one another on damp street'. Replace the letter 'y' with 't' in the sentence.
answer:

two motorctclists next to one another on damp street