TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'there is a big room with furniture and items inside'. Replace the letter 'e' with 'k' in the sentence.

SOLUTION: thkrk is a big room with furniturk and itkms insidk

PROBLEM: Sentence: 'a herd of zebra grazing in a lush green field'. Replace the letter 'h' with 'j' in the sentence.

SOLUTION: a jerd of zebra grazing in a lusj green field

PROBLEM: Sentence: 'sunset reflecting on the water with a silhouette of a boat and trees'. Replace the letter 'u' with 'd' in the sentence.

SOLUTION:
sdnset reflecting on the water with a silhodette of a boat and trees