In this task, you need to replace a letter in the sentence with another given letter.

Q: Sentence: 'traffic congestion with cars and an electric tram'. Replace the letter 'a' with 'k' in the sentence.

A: trkffic congestion with ckrs knd kn electric trkm
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Q: Sentence: 'a clean, sterile bathroom with a shower, toilet, and sink'. Replace the letter 'n' with 'k' in the sentence.

A: a cleak, sterile bathroom with a shower, toilet, akd sikk
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Q: Sentence: 'a man on skis moving through the snow by some trees'. Replace the letter 'y' with 'f' in the sentence.

A:
a man on skis moving through the snow bf some trees
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