TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'a small child reaching back with a wii remote'. Replace the letter 'l' with 'o' in the sentence.

SOLUTION: a smaoo chiod reaching back with a wii remote

PROBLEM: Sentence: 'a man extends his arm with a frisbee in hand as another reaches to grab it while teammates watch'. Replace the letter 'a' with 'g' in the sentence.

SOLUTION: g mgn extends his grm with g frisbee in hgnd gs gnother regches to grgb it while tegmmgtes wgtch

PROBLEM: Sentence: 'this is a picture if a air craft in the snow'. Replace the letter 'c' with 'd' in the sentence.

SOLUTION:
this is a pidture if a air draft in the snow