TASK DEFINITION: In this task, you need to replace a letter in the sentence with another given letter.
PROBLEM: Sentence: 'a baseball game is in progress at a baseball stadium'. Replace the letter 's' with 'r' in the sentence.

SOLUTION: a bareball game ir in progrerr at a bareball rtadium

PROBLEM: Sentence: 'a white bathroom with a stand alone sink and a shower curtain'. Replace the letter 'a' with 'm' in the sentence.

SOLUTION: m white bmthroom with m stmnd mlone sink mnd m shower curtmin

PROBLEM: Sentence: 'donuts displayed with a sign on a wooden table'. Replace the letter 'o' with 'd' in the sentence.

SOLUTION:
ddnuts displayed with a sign dn a wddden table