In this task, you need to replace a letter in the sentence with another given letter.
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Question: Sentence: 'a polar bear relaxing in a man-made pool'. Replace the letter 'r' with 'x' in the sentence.

Answer: a polax beax xelaxing in a man-made pool


Question: Sentence: 'people watching a kite being flown with a sky background'. Replace the letter 'a' with 'b' in the sentence.

Answer: people wbtching b kite being flown with b sky bbckground


Question: Sentence: 'a restaurant kitchen with a lot of silver tables in it'. Replace the letter 't' with 'f' in the sentence.

Answer:
a resfauranf kifchen wifh a lof of silver fables in if