In this task, you need to replace a letter in the sentence with another given letter.
--------
Question: Sentence: 'a baseball player holding a baseball bat during a baseball game'. Replace the letter 'a' with 'u' in the sentence.

Answer: u busebull pluyer holding u busebull but during u busebull gume


Question: Sentence: 'a box of a dozen doughnuts all varieties'. Replace the letter 'l' with 'i' in the sentence.

Answer: a box of a dozen doughnuts aii varieties


Question: Sentence: 'donut shop sign on an empty street next to a tree'. Replace the letter 's' with 'w' in the sentence.

Answer:
donut whop wign on an empty wtreet next to a tree