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__DATA__ child, Parent, probability, ... M28, M6, E, M6, Q, Pl, & several hundred lines.....
__OUTPUT_1__ M7: M7<-Q = P M28: M28<-M6<-Q = Pl.E M6: M6<-Q = Pl
__OUTPUT_2__ M7: M7<-Q = P M7: M7<-M28<-M6<-Q = Pl.E.E M28: M28<-M6<-Q = Pl.E M6: M6<-Q = Pl