TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'a woman is holding a bowl of green brocolli'. Replace the letter 'o' with 'w' in the sentence.

SOLUTION: a wwman is hwlding a bwwl wf green brwcwlli

PROBLEM: Sentence: 'group playing frisbee with runners in grassy field'. Replace the letter 'l' with 'q' in the sentence.

SOLUTION: group pqaying frisbee with runners in grassy fieqd

PROBLEM: Sentence: 'a picture of a table in a very nice room'. Replace the letter 'u' with 'd' in the sentence.

SOLUTION:
a pictdre of a table in a very nice room