Originally Posted by
3544quebec
I also remember the rule as and not or.
Well, now it is
OR.
See here:
http://www.oneworld.com/ffp/lounge-access/
On the other hand, for BUD lounge, it says only marketed (because many are codeshare or third-party operated!):
when travelling on any Malév flights marketed by Malév and scheduled oneworld flights + 1 guest
Check here
http://www.malev.com/dunaclub/benefits/lounges