instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a person with a cell phone standing next to a train'. Replace the letter 's' with 't' in the sentence.
answer:
a perton with a cell phone ttanding next to a train


question:
Sentence: 'the entree on the long plate is in the middle of the wooden table'. Replace the letter 'h' with 'z' in the sentence.
answer:
tze entree on tze long plate is in tze middle of tze wooden table


question:
Sentence: 'traffic lights and people walking as other on a crane continue with their work'. Replace the letter 'e' with 'a' in the sentence.
answer:

traffic lights and paopla walking as othar on a crana continua with thair work