instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a batter is batting at a baseball game'. Replace the letter 'b' with 'e' in the sentence.
answer:
a eatter is eatting at a easeeall game


question:
Sentence: 'a woman standing in front of a bear in an enclosure'. Replace the letter 'e' with 'r' in the sentence.
answer:
a woman standing in front of a brar in an rnclosurr


question:
Sentence: 'a very attractive lady swinging a tennis racquet at a tennis ball'. Replace the letter 'i' with 'n' in the sentence.
answer:

a very attractnve lady swnngnng a tennns racquet at a tennns ball