My opinion/answer: I think that you shouldn’t date older woman because it can lead to other things, plus it also depends how old are they like for example, (16 and 27) that is too old for me in my own opinions.
Wait....Exactly what are you confused about?
Answer: the first one is "champollion was named "keeper of the egyptian collections" the second one is "he had a tremendous job of deciphering and organizing to do" the third one is "his brother completed it for him" and the last one is "scholars were able to trace the entire history of egyptian writing
They both are based off the same thing