instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a group of sheep is standing in a grassy field'. Replace the letter 'g' with 'p' in the sentence.
answer:
a proup of sheep is standinp in a prassy field


question:
Sentence: 'a woman holding a tennis racket getting ready to hit a tennis ball'. Replace the letter 'r' with 'l' in the sentence.
answer:
a woman holding a tennis lacket getting leady to hit a tennis ball


question:
Sentence: 'two children playing baseball in the wii sports video game'. Replace the letter 'p' with 'z' in the sentence.
answer:

two children zlaying baseball in the wii szorts video game