I'm steering clear of KE. The F cabin misfiles seem to provoke giant pushback from all airlines (e.g. AA).
Mine are all-J, mostly Star A, and ticketed on 014 and... 006 stock. The 006 ticket includes an J sector on the SQ 380 which will credit to UA.
Now, finally, we can truly describe a DL offering as :-:BEST IN CLASS:-:
Muahahaha!