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:Cân tair-sîr-ar-ddeg Cymru
T:Song of the Thirteen Welsh Counties, The
M:2/4
L:1/8
R:Air
Q:"Moderato"
B:Bennett – Alawon Fy Ngwlad/Lays of My Land, vol. 1 (1896, p. 4)
N: Nicholas Bennett's Collection of Old Welsh Airs
Z:AK/Fiddler’s Companion
K:Bb
F|BBBD|FF F>A|cc/e/ dB|(G/A/B/c/ d)||
A|Bd f>d|(c/B/A/G/) (FG/A/)|BBA>A|G2 G||