instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a woman in blue jacket shaving a cows utters'. Replace the letter 'h' with 'q' in the sentence.
answer:
a woman in blue jacket sqaving a cows utters


question:
Sentence: 'a couple of giraffe standing next to each other'. Replace the letter 'i' with 'q' in the sentence.
answer:
a couple of gqraffe standqng next to each other


question:
Sentence: 'a brown and white horse grazing on the grass'. Replace the letter 'a' with 'x' in the sentence.
answer:

x brown xnd white horse grxzing on the grxss