Finally managed to complete a Yorkshire & Humber plan (ward splits necessary due to the sheer size of wards in West Yorkshire in particular):
Leeds North West (safe Labour)
Elmet & Rothwell (safe Conservative)
Leeds North East (very safe Labour)
Leeds South East (very safe Labour)
Morley (marginal Labour)
Leeds South West (very safe Labour)
Pudsey (semi-marginal Conservative)
Ripon (ultra-safe Conservative)
Skipton & Richmond (ultra-safe Conservative)
Selby & Ainsty (very safe Conservative)
Harrogate & Knaresborough (semi-marginal Conservative)
Thirsk & Northallerton (ultra-safe Conservative)
Malton & Pocklington (ultra-safe Conservative)
York Central (safe Labour)
York Outer (safe Conservative)
Bridlington (very safe Conservative)
Scarborough & Whitby (safe Conservative)
Beverley (very safe Conservative)
Hull West & Haltemprice (marginal Conservative)
Goole & Axholme (very safe Conservative)
Hull North (safe Labour)
Hull South (marginal Labour)
Scunthorpe (marginal Conservative)
Brigg (very safe Conservative)
Grimsby & Cleethorpes (marginal Conservative)
Keighley (marginal Conservative)
Shipley (marginal Conservative)
Bradford East (very safe Labour)
Bradford West (very safe Labour)
Bradford South (safe Labour)
Halifax (marginal Labour)
Calder Valley (semi-marginal Conservative)
Batley & Spen (semi-marginal Labour)
Huddersfield (very safe Labour)
Colne Valley (ultra-marginal Conservative)
Dewsbury & Ossett (marginal Conservative)
Penistone (marginal Labour)
Barnsley East (marginal Labour)
Barnsley Central (safe Labour)
Wakefield & Outwood (semi-marginal Conservative)
Pontefract & Castleford (ultra-marginal Labour)
Hemsworth & Normanton (marginal Labour)
Doncaster North (marginal Conservative)
Doncaster Central (marginal Labour)
Don Valley (ultra-marginal Labour)
Sheffield Hallam (marginal Labour)
Sheffield Hillsborough (marginal Labour)
Sheffield Central (very safe Labour)
Sheffield Brightside (very safe Labour)
Sheffield Heeley (very safe Labour)
Rotherham West (marginal Labour)
Rotherham East (marginal Labour)
Rother Valley & Mosborough (marginal Labour)