instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'there are peoople standign next to a bike'. Replace the letter 'o' with 't' in the sentence.
answer:
there are pettple standign next tt a bike


question:
Sentence: 'an airplane moves through the skies above a snowy mountain range'. Replace the letter 'l' with 's' in the sentence.
answer:
an airpsane moves through the skies above a snowy mountain range


question:
Sentence: 'a man on a surfboard riding on the waters waves'. Replace the letter 's' with 'k' in the sentence.
answer:

a man on a kurfboard riding on the waterk wavek