TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'the two zebras standing out in the field'. Replace the letter 'h' with 'i' in the sentence.

SOLUTION: tie two zebras standing out in tie field

PROBLEM: Sentence: 'a child taking the paper off a box sitting on the floor'. Replace the letter 'c' with 'b' in the sentence.

SOLUTION: a bhild taking the paper off a box sitting on the floor

PROBLEM: Sentence: 'a bathroom has a sink, toilet, and bathtub in it'. Replace the letter 'o' with 'e' in the sentence.

SOLUTION:
a bathreem has a sink, teilet, and bathtub in it