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

Q: Sentence: 'a group of people riding on top of snow boarding equipment'. Replace the letter 'e' with 'x' in the sentence.

A: a group of pxoplx riding on top of snow boarding xquipmxnt
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Q: Sentence: 'a man walking a horse on a dirt track'. Replace the letter 't' with 's' in the sentence.

A: a man walking a horse on a dirs srack
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Q: Sentence: 'a brown and white cat is in a suitcase'. Replace the letter 'e' with 'a' in the sentence.

A:
a brown and whita cat is in a suitcasa
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