lol, just do something with this guy..
http://www.maxcheaters.com/user/28966-paulxxx/
Look at this.. http://www.maxcheaters.com/forum/64-request-private-servers/
sub stats for - . Well, easiest way to learn is to look at existing xml's. Read armor stats and check it's xml.
Also..
http://www.l2jserver.com/wiki/Skills
Depends on what you are trying to adapt. Basically, if you have some diff patch, then it's no matter what chronicle, since you see where the code should be (at what method).