ENGLAND(Wales)"ENGLAND(Wales)" is not in the list (IRELAND(Munster), IRELAND(Connaught), IRELAND(Leinster), IRELAND(Ulster), SCOTLAND(Argyll and Bute), SCOTLAND(Perth and Kinross), SCOTLAND(Dumfries and Galloway), SCOTLAND(South Ayrshire), SCOTLAND(North East), SCOTLAND(Highland), ...) of allowed values for the "Has historical geographical allegiances" property.
X:1
T:Rhyfclgyrch Cadben Morgan
T:Captain Morgan’s March
M:C
L:1/8
R:Air
Q:"Maestoso"
B:Edward Jones – Musical and Poetical Relicks of the Welsh Bards (1784, p. 140)
Z:AK/Fiddler’s Companion
K:G
D2G>G G2D2|G>A B>A G4|c2 (c>d) B2G2|A2A2A2z2:|
|:{D}d2d2{c}B2G2|(c>d) (cB) A3z|(G>B) (A>G) F2 (GA)|T(A3G) G4:|]
X:1
T:Rhyfelgyrch Cadben Morgan
T:Captain Morgan’s March
M:C
L:1/8
R:Air
Q:"Maestoso"
O:Welsh
B:Edward Jones - ”A choice collection of 51 Welsh airs” (1863, p. 18)
N:Edward Jones (1752-1824) advertised himself as "harper to his late Majesty
N:King George the Fourth, when Prince of Wales."
Z:AK/Fiddler’s Companion
K:G
D2 G>G G2 D2|(G>A) (B>A) G4|c2 (c>d) B2G2|A2A2A2 z2:|
|:d2d2B2G2|(c>d) (cB) A3z|(G>B) (A>G) F2 (GA)|TA3-G G4!fermata!:|