instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a wooden table topped with lots of sandwiches'. Replace the letter 's' with 'd' in the sentence.
answer:
a wooden table topped with lotd of dandwiched


question:
Sentence: 'a photo of a woman milking a brown cow'. Replace the letter 'k' with 'q' in the sentence.
answer:
a photo of a woman milqing a brown cow


question:
Sentence: 'a cat that is on some kind of red couch'. Replace the letter 'a' with 'h' in the sentence.
answer:

h cht thht is on some kind of red couch