In this task, you need to replace a letter in the sentence with another given letter.

[EX Q]: Sentence: 'a boy riding his skate board on an obstacle course'. Replace the letter 'e' with 'b' in the sentence.
[EX A]: a boy riding his skatb board on an obstaclb coursb

[EX Q]: Sentence: 'a man walking his dog near a sandy area'. Replace the letter 'i' with 'g' in the sentence.
[EX A]: a man walkgng hgs dog near a sandy area

[EX Q]: Sentence: 'a police officer walking down a busy street'. Replace the letter 'i' with 'e' in the sentence.
[EX A]:
a polece offecer walkeng down a busy street