Reply

0 @[email protected] INDI
1 NAME John /Smith/
1 BIRT
2 DATE 21 AUG 2014
2 ASSO @[email protected]
3 RELA twin
Allowed by kiwitrees, but not correct GEDCOM
>>>> THIS ONE I USE

0 @[email protected] FAM
1 HUSB @[email protected]
1 WIFE @[email protected]
1 MARR
2 DATE 10 OCT 1892
2 ASSO @[email protected]
3 RELA witness
Allowed by kiwitrees, but not correct GEDCOM
>>> THIS ONE I USE

I did just Google the tag and found the definition you quote. But, as you say, the 3 versions have always had them so never knew otherwise. The one you say is not allowed (by the apps and GEDCOM), I’ve never used.

-----
[updated: 12 Jan 2022]
MacOS: 10.15.7  (Catalina)
Safari   14.1.2;  Firefox 96.0
PHP 7.4.5 FastCGI; mySQL 5.x

Alter-Drukarsh connections... 3.3.9 <private>
The Royals 3.3.9
The Gerrer Rebbes 3.3.9
The Kennedys 3.3.9