instruction:
In this task, you need to replace a letter in the sentence with another given letter.
question:
Sentence: 'a man is somewhat hard to be seen in the wave, on his board'. Replace the letter 's' with 'b' in the sentence.
answer:
a man ib bomewhat hard to be been in the wave, on hib board


question:
Sentence: 'the large modern bathroom has two sinks and a large tub'. Replace the letter 't' with 'j' in the sentence.
answer:
jhe large modern bajhroom has jwo sinks and a large jub


question:
Sentence: 'a zebra is standing in the a field with a lot of vegetation'. Replace the letter 'o' with 'p' in the sentence.
answer:

a zebra is standing in the a field with a lpt pf vegetatipn