England/Southwest"England/Southwest" 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.
CUCKOO'S NEST [3]. English, Morris Dance Tune (2/2 time). E Dorian (Mallinson): G Dorian (Bacon). Standard tuning (fiddle). AABB (x5), AA (Mallinson): AABA (Bacon). From the Sherborne, Glouchestershire, area of England's Cotswolds. Hugh Mellor (1935) notes that the tune has a 'Rosalie', in the second part, which he maintains is unusual in English folk music but common in Welsh.
Printed sources: Bacon (The Morris Ring), 1974; p. 282. Mallinson (Mally's Cotswold Morris Book), 1988, vol. 2; No. 51, p. 25.