instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a zebra standing by a pile of large rocks'. Replace the letter 'i' with 'x' in the sentence.
answer:
a zebra standxng by a pxle of large rocks


question:
Sentence: 'there is a young baby that is wearing a tie'. Replace the letter 't' with 'c' in the sentence.
answer:
chere is a young baby chac is wearing a cie


question:
Sentence: 'a blender with carrots sits on a white counter'. Replace the letter 'h' with 'a' in the sentence.
answer:

a blender wita carrots sits on a waite counter