instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a baseball player swings his bat at a pitch'. Replace the letter 's' with 'l' in the sentence.
answer:
a baleball player lwingl hil bat at a pitch


question:
Sentence: 'two children struggle over a bat in their playroom'. Replace the letter 't' with 'v' in the sentence.
answer:
vwo children svruggle over a bav in vheir playroom


question:
Sentence: 'people watching the fire truck on the street'. Replace the letter 'r' with 's' in the sentence.
answer:

people watching the fise tsuck on the stseet