TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'a giraffe sticks its tongue out in the air'. Replace the letter 'e' with 'l' in the sentence.

SOLUTION: a giraffl sticks its tongul out in thl air

PROBLEM: Sentence: 'a shot looks down on a person riding a long board'. Replace the letter 'o' with 'u' in the sentence.

SOLUTION: a shut luuks duwn un a persun riding a lung buard

PROBLEM: Sentence: 'meat, vegetables and potatoes on a white plate'. Replace the letter 't' with 'i' in the sentence.

SOLUTION:
meai, vegeiables and poiaioes on a whiie plaie