User blog comment:SayuriDarling/The Mark of Athena Official Discussion/@comment-86.28.255.73-20121007171543/@comment-4890664-20121008090406

The number has now changed it is nw 8 if you consider Nico and Percy and Anabeth, the prophecy stated that 7 would embark on the journey meaning that 7 would start the journey to the ancient lands, nothing about the amount going to finish.

They are probably going strait to greece to restore the peace with the Athena parthenos so the civil war would probably end but it will still have many casualties in the end