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Query: SELECT, tng_people.private, lnprefix, prefix, suffix, tng_people.branch,lastname, firstname,birthdate,deathdate, as info59, tng_people.personID, tng_people.gedcom, nameorder FROM (tng_people ) LEFT JOIN tng_events e59 ON tng_people.personID = e59.persfamID AND tng_people.gedcom = e59.gedcom AND e59.eventtypeID = "59" WHERE ( = duplicate) ORDER BY lastname,firstname LIMIT 50

Unknown column 'duplicate' in 'where clause'