According to other articles,
1. Removing F from 4 777s and 4 747s will end in (early?) 2017 because it takes time to make replacing seats.
2. All-Y 767 will increase from 1 to 5. Then only 2 767s will be C+Y.
3. All-Y 320s will increase from 11 to ?.
Asiana will retire 2 leased 777s in 2016 but it will keep 747 and 767 for a much longer timeframe because Asiana owns them.
Now it's KE's turn to be humble and do something about its excessive number of C seats. According to one of Korean TV show, KE op-up'ed 60 people on one 380 flight to ATL.