This property defines the Unicodes which has Jamo Short Name as GS
Characters like ᆪ, etc. are listed under GS Jamo Short Name.
1 Characters are present in GS Jamo Short Name starting with the Unicode point U+11AA that represents the character ᆪ.
Currently, as per latest version 15.0.0, Unicode supports 53 number of Jamo Short Name. Here are a few examples - A,AE,B, etc.