Question: Glentham is situated on the road that passes through what three English counties?

full_context: Document 1: Pennsylvania Route 61: Pennsylvania Route 61 (PA 61) is an 81.801 mi -long state highway in the U.S. state of Pennsylvania. The route is signed on a north–south direction, from U.S. Route 222 Business in Reading to U.S. Route 11 and U.S. Route 15 in Shamokin Dam. PA 61 meets up with Pennsylvania Route 54 in Ashland and these highways split just outside Ashland. PA 54 goes towards Mount Carmel and PA 61 heads towards Centralia.
Document 2: North Willingham: North Willingham is a village and civil parish in the West Lindsey district of Lincolnshire, England. The population of the civil parish (including Sixhills) was 181 at the 2011 census. It is situated 3.5 mi east from the town of Market Rasen on the A631 road between Market Rasen and Louth.
Document 3: Rand, Lincolnshire: Rand is a small village and civil parish in the West Lindsey district of Lincolnshire, England. It is situated approximately 9 mi north-east from the city of Lincoln and approximately 2 mi west from Wragby, and near the A158 road from Lincoln to Skegness. The nearest large town is Market Rasen, about 5 mi north-east. The village is 87 ft above sea level. The population is listed under Goltho.
Document 4: West Rasen: West Rasen is a village and civil parish in the West Lindsey district of Lincolnshire, England. It is situated on the A631 road, and approximately 3 mi west from Market Rasen.
Document 5: A1101 road: The A1101 is the lowest road in Great Britain ; along its 53 mi approx. stretch it rarely rises above sea level. The road runs from Bury St. Edmunds north west to Littleport where it disappears for approximately 2 mi , it then re-appears on the other side of the A10 heading north through Wisbech and to its end at the A17 in Long Sutton. The A1101's route takes it across the Fens in Lincolnshire and Norfolk, a famously low-lying area to Suffolk through Cambridgeshire. It is the main road for access between Lincolnshire and the Fenlands. The stretch between Wisbech and Long Sutton was previously designated the A150.
Document 6: A631 road: The A631 is a road running from Sheffield, South Yorkshire to Louth, Lincolnshire in England. It passes through the counties of South Yorkshire, Nottinghamshire and Lincolnshire. The road has many towns on its route including Rotherham, Maltby, Gainsborough and Market Rasen. It is mostly single road throughout its length but has some stretches of dual carriageway as well. The road is approximately 65 mi long.
Document 7: Great Glen, Leicestershire: Great Glen (or Glenn) is a village in Leicestershire, 2 miles south of Oadby on the outskirts of Leicester. The population of the civil parish at the 2011 census was 3,662. Leicester City Centre is about seven miles north west. Its name comes from the original Iron Age settlers who used the Celtic word "glennos" meaning valley, and comes from the fact that Great Glen lies in part of the valley of the River Sence. The 'great' part is to distinguish the village from Glen Parva.
Document 8: A1 road (Great Britain): The A1 is the longest numbered road in the UK, at 410 mi . It connects London, the capital of England and the United Kingdom, with Edinburgh, the capital of Scotland. It passes through or near North London, Hatfield, Welwyn Garden City, Stevenage, Baldock, Letchworth Garden City, Huntingdon, Peterborough, Grantham, Newark-on-Trent, Retford, Doncaster, Leeds, Harrogate, York, Ripon, Darlington, Durham, Sunderland, Gateshead, Newcastle upon Tyne, Alnwick and Berwick-upon-Tweed.
Document 9: Hemswell Cliff: Hemswell Cliff is a village and civil parish in the West Lindsey district of Lincolnshire, England. It is situated on the A631 road between Caenby Corner and Gainsborough and on the Lincoln Cliff escarpment. According to the 2001 Census it had a population of 683.
Document 10: Sheffield–Lincoln line: The Sheffield–Lincoln line is a railway line in England. It runs from Sheffield east to Lincoln via Worksop, Retford and Gainsborough Lea Road. The route comprises the main line of the former Manchester, Sheffield and Lincolnshire Railway, to Gainsborough, Trent Junction, where it then follows the former Great Northern and Great Eastern Joint Line to Lincoln Central. The former main line continues from Trent Junction to Wrawby Junction, Barnetby, much of it now single line, where it then runs to Cleethorpes. This is currently served by six trains (three each way) on Saturdays only.
Document 11: Aisby, West Lindsey: Aisby is a hamlet in the civil parish of Corringham, in the West Lindsey district of Lincolnshire, England. It is situated just over 1 mi north from the A631 road and Corringham, 4 mi north-east from Gainsborough, and 5 mi south-east from Kirton in Lindsey.
Document 12: Gelston, Lincolnshire: Gelston is a village in the South Kesteven district of Lincolnshire, England. It is situated 2 mi west from the A607 road, 5 mi north from Grantham, and in the civil parish of Hough-on-the-Hill, a village 1 mi to the north-east. It is in the civil parish of Brant Broughton and Stragglethorpe.
Document 13: Glentham: Glentham is a village and civil parish in the West Lindsey district of Lincolnshire, England. It is situated on the A631, 6 mi west from Market Rasen, and 2 mi east from Caenby Corner and the A15. The village includes the hamlet of Caenby.
Document 14: A601(M) motorway: The A601(M) is a motorway in Lancashire, England. It is 1.3 mi long, and meets the M6 at Junction 35. It is a unique motorway within the United Kingdom as it has a dual carriageway section leading north from Junction 35 of the M6, with a single carriageway section (the only single carriageway section with motorway status in the United Kingdom) leading south, where it terminates at a T junction on a B road. The A601(M) is not the A601 under motorway restrictions, as is the usual explanation for such a classification in the UK. The A601 itself is the Derby inner ring road, over 100 mi away.
Document 15: A17 road (England): The A17 road is a road linking Newark-on-Trent in Nottinghamshire, England, to King's Lynn in Norfolk. It stretches for a distance of 62 miles travelling across the flat Fen landscapes of southern Lincolnshire and western Norfolk.
ground_truth: South Yorkshire, Nottinghamshire and Lincolnshire