Question: What railway station, located 14.25 mi northwest of Lincoln Central, is part of a small group of railway stations consisting of Central and Lea Road in Gainsborough, England?

Context paragraphs:
Railway stations in Chennai: The city of Chennai in Tamil Nadu, India and the headquarters of the Southern Railway Zone, is a major rail transport hub in the country.  It has over 40 railway stations which are part of an extensive suburban railway networkThe city is served by four railway termini - the Chennai Central railway station and the Chennai Egmore railway station and the Chennai Beach railway station and the Tambaram railway station.

Gainsborough Lea Road railway station: Gainsborough Lea Road railway station is one of two stations that serve the town of Gainsborough in Lincolnshire, England, the other station being Gainsborough Central, which is located in the town centre.  The station is managed by East Midlands Trains and is located 14.25 mi northwest of Lincoln Central on the A156 Lea Road in the south of the town.  The station opened in 1867 on a single line of the Great Northern Railway, who ran four trains a day from Gainsborough to Lincoln.

Umarikadu: Umarikadu is a village located in the Srivaikundam panchayat town of Thoothukudi district in the state of Tamil Nadu, India.  Nearest railway station is Kurumbur railway station, while other railway stations like Arumuganeri railway station, Nazareth railway station, Alwar Tirunagri railway station and Tiruchendur railway station falls within the vicinity.

Gainsborough Central railway station: Gainsborough Central railway station is a railway station in the town of Gainsborough, Lincolnshire, England.  The town's other station is the busier Gainsborough Lea Road.  Until as recently as 2006, the station was shown to be one of the least busy in the country as trains only call there one day a week.

Sambalpur Junction railway station: Sambalpur Railway Station, located in the Indian state of Odisha, serves Sambalpur in Sambalpur district.  There are four other railway stations serving Sambalpur – Sambalpur Road Railway Station(SBPD), Sambalpur City Railway Station(SBPY), Hirakud (HKG), across the Mahanadi and Maneswar Railway Station(MANE).  Locally this station is called Khetrajpur Railway Station since it is located in that area of the city.

Gainsborough station group: The Gainsborough station group is a small station group of two railway stations in Gainsborough, England consisting of Central and Lea Road.  The station group is printed on national rail tickets as GAINSBOROUGH STNS.

Howrah Junction railway station: Howrah Junction railway station (station code HWH) is the largest railway complex and biggest railway station in India.  It's the busiest railway station in India in terms of train frequency after Kanpur Central, Vijayawada Junction, Delhi Junction, New Delhi and Ambala Cant.  Around 673 train routes start, end, or pass through the station daily.  With 23 platforms (the largest number of platforms in the entire Indian railway system), it has the highest train-handling capacity of any railway station in India and is one of the busiest railway stations in terms of passenger volume per day.  It is one of the five intercity railway stations serving the city of Kolkata, the others being Sealdah Station, Santragachhi Station, Shalimar Station and Kolkata railway station.  The terminal station is located on the West bank of the Hooghly River and is linked to Kolkata by Howrah Bridge.

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.

Brussels Central Station: Brussels Central Station ("Bruxelles-Central / Brussel-Centraal") is a metro and railway station in Brussels, the capital city of Belgium.  It is the second busiest railway station in Belgium and one of three principal railway stations in Brussels (See: List of railway stations in Belgium) First completed in 1952 after protracted delays caused by economic difficulties and war, it is the newest of Brussels' main rail hubs.

Goldthorpe railway station: Goldthorpe railway station serves the village of Goldthorpe, in South Yorkshire, England.  It lies on the Wakefield Line 14.25 mi north of Sheffield railway station.  It was opened in May 1988.

Supporting paragraphs: Gainsborough station group Gainsborough Lea Road railway station
Answer: Gainsborough Lea Road railway station