This is a Message Board Post that is gatewayed to this mailing list. Classification: Query Message Board URL: http://boards.ancestry.com/mbexec/msg/rw/xBI.2ACIB/7.27.32.46.1.1.2.1.2.1 Message Board Post: I don't understand what son s male or dau m female,or w2 w4 w8 means.Would you mind explaining?