<human>: Question: How long did Akkadian and Sumerian coexist as spoken languages?
Answer: Akkadian and Sumerian coexisted as vernacular languages for about one thousand years, but by around 1800 BC, Sumerian was becoming more of a literary language familiar mainly only to scholars and scribes.
 Is the question answered in a satisfactory fashion?

OPTIONS:
- yes
- no
<bot>: yes