["< sod > there are relational [ [ classification rule ] ] s, and relational [ [ human decision tree learning | regression problem tree ] ], < eod > < sod > there then are relational [ [ classification classification rule ] ] s ('''relational classification'''), relational [ [ decision tree learning | regression tree ] ], and relational [ [ association rule ] ] s <! - - parameter minor weasel some words follow syntax but left as a command prompt in case some one can add actual information :, and so so on - - >. < eod >"]