instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a close up of a train on train tracks at night'. Replace the letter 'n' with 'm' in the sentence.
answer:
a close up of a traim om traim tracks at might


question:
Sentence: 'a patio filled with white tables and chairs covered with umbrellas'. Replace the letter 'o' with 'e' in the sentence.
answer:
a patie filled with white tables and chairs cevered with umbrellas


question:
Sentence: 'a man sits on a ledge as his elephant entertains herself'. Replace the letter 'n' with 't' in the sentence.
answer:

a mat sits ot a ledge as his elephatt ettertaits herself