paragraph_text: Jona is a railway station in Switzerland, situated next to the village of Jona in the municipality of Rapperswil-Jona. The station is located on the Wallisellen to Uster and Rapperswil railway line and served by Zurich S-Bahn lines S5 and S15.

paragraph_text: Flordon railway station was a station in Flordon, Norfolk. It opened in 1849 when the line from London to Norwich was constructed. It was closed in 1966 as part of the Beeching Axe.

paragraph_text: The Beijing -- Shanghai High - Speed Railway (or Jinghu High - Speed Railway from its Chinese name) is a 1,318 - kilometre (819 mi) long high - speed railway that connects two major economic zones in the People's Republic of China, the Bohai Economic Rim and the Yangtze River Delta. Construction began on April 18, 2008, and a ceremony to mark the completion of track laying was held on November 15, 2010. The line opened to the public for commercial service on June 30, 2011. This rail line is the world's longest high - speed line ever constructed in a single phase. It is China's most profitable high speed rail line, reporting a 6.6 billion yuan net operational profit in 2015.

paragraph_text: Ŏp'a Station is a railway station in Ŏp'a-rodongjagu, P'yŏngwŏn County, South P'yŏngan Province, North Korea. It is on located on the P'yŏngŭi line of the Korean State Railway.

paragraph_text: Maduranthakam railway station is a railway station in Maduranthakam, a municipal town and a taluk headquarters in the Kanchipuram district of Tamil Nadu, India. It belongs to the Chennai railway division and is officially coded as MMK. The station is one of the major stations on the South line of the Chennai Suburban Railway and handles both regular and suburban traffic. It is connected to several parts of South India namely Chennai, Thoothukudi, Salem, Puducherry, Thiruvananthapuram etc.

paragraph_text: Råde Station () is a located on the Østfold Line railway, located at the village of Karlshus in Råde county, Norway. The station is served by regional trains between Oslo and Halden with hourly headway by Norwegian State Railways.

paragraph_text: Tournay is a railway station in Tournay, Occitanie, France. The station is located on the Toulouse - Bayonne railway line. The station is served by TER (local) services operated by the SNCF.

paragraph_text: Kotri Junction station is among the oldest railway stations in Pakistan. It served as the northern terminus point of the Scinde Railway, which was established in March 1855. A railway line was to be constructed between Karachi and Kotri and work on the Karachi terminus commenced in April 1858. By 13 May 1861, the station opened to the public. This was the first railway line for public traffic between Karachi and Kotri, a distance of 108 miles (174 km).

paragraph_text: The Zwiesel–Bodenmais railway was the last railway line to be built in Lower Bavaria, a province of the state of Bavaria in southeast Germany. Today it is route number 907 in the timetable. Construction started in 1921 as part of a move to support this depressed area and it was taken into service on 3 September 1928. The 14.3 km long stub line connects to the Bavarian Forest railway from Plattling to Eisenstein opened on 16 September 1877 and also to the line to Grafenau, Bavaria (KBS 906), opened on 1 September 1890.

paragraph_text: Geo Films is a film distribution company owned by Geo Television Network based in Karachi, Pakistan. "Geo Films" distributes Hollywood, Bollywood and Lollywood films in cinemas across Pakistan.

paragraph_text: Cowwarr is a closed station located in the town of Cowwarr, on the Maffra railway line railway line in Victoria, Australia.

paragraph_text: New Delhi is a major junction in the Indian railway network and is the headquarters of the Northern Railway. The five main railway stations are New Delhi railway station, Old Delhi, Nizamuddin Railway Station, Anand Vihar Railway Terminal and Sarai Rohilla. The Delhi Metro, a mass rapid transit system built and operated by Delhi Metro Rail Corporation (DMRC), serves many parts of Delhi and the neighbouring cities Faridabad, Gurgaon, Noida and Ghaziabad. As of August 2011, the metro consists of six operational lines with a total length of 189 km (117 mi) and 146 stations, and several other lines are under construction. It carries millions of passengers every day. In addition to the Delhi Metro, a suburban railway, the Delhi Suburban Railway exists.

paragraph_text: Støren Station () is a railway station located in the village of Støren in the municipality of Midtre Gauldal in Trøndelag county, Norway. The station is located at the split between the Dovre Line and the Røros Line, with the former heading south via Gudbrandsdalen to Eastern Norway while the latter heads down Østerdalen to Eastern Norway. Going northwards, the Dovre Line continues to the city of Trondheim, located to the north. The distance to Oslo via Dovre is and via Røros it is . Støren is served by regional trains on the Røros Line and express trains on the Dovre Line by the Norwegian State Railways.

paragraph_text: After the Russian Empire lost the Crimean War, the importance of use of tactical use of modern inventions, as well as railways. In February 1851 the Government of Russia made a decision to build the Saint Petersburg – Warsaw Railway line. Starting from 1858 the line connecting Saint Petersburg and Warsaw was being built. In the territory of Lithuania, the construction of the railway section Daugavpils–Vilnius–Grodno including the branch Lentvaris–Kaunas–Kybartai (Virbalis) was started in spring 1859. The first railway stations in Lithuania were constructed on this line (21 stations): the super class stations in Lentvaris and Virbalis, as well as the first class stations in Kaunas and Vilnius. Due to the hilly and unfavorable for the direct rail passage terrain around Kaunas' centre, the Kaunas Railway Tunnel and largest in Lithuania railway bridge over the Nemunas river were constructed. On the 15 August 1861 the first train left Kaunas and reached Lentvaris. Kaunas railway station was officially opened on 21 February 1862. In 1944, the station was bombed by the withdrawing German army.

paragraph_text: The usefulness of the canals was short-lived, though some have now been restored for recreation. The 19th century also saw the construction of railways to and through Somerset. The county was served by five pre-1923 Grouping railway companies: the Great Western Railway (GWR); a branch of the Midland Railway (MR) to Bath Green Park (and another one to Bristol); the Somerset and Dorset Joint Railway, and the London and South Western Railway (L&SWR). The former main lines of the GWR are still in use today, although many of its branch lines were scrapped under the notorious Beeching Axe. The former lines of the Somerset and Dorset Joint Railway closed completely, as has the branch of the Midland Railway to Bath Green Park (and to Bristol St Philips); however, the L&SWR survived as a part of the present West of England Main Line. None of these lines, in Somerset, are electrified. Two branch lines, the West and East Somerset Railways, were rescued and transferred back to private ownership as "heritage" lines. The fifth railway was a short-lived light railway, the Weston, Clevedon and Portishead Light Railway. The West Somerset Mineral Railway carried the iron ore from the Brendon Hills to Watchet.

paragraph_text: Doboy railway station was a former railway station on QR Citytrain suburban network in Brisbane, the state capital of Queensland, Australia. It was located between Murarrie and Hemmant stations on the Cleveland railway line.

paragraph_text: Kew railway station was the terminus of the Kew railway line, Australia. It was opened on 19 December 1887. The line ceased operations in August 1952, but the line and station were officially closed on 13 May 1957 and subsequently demolished. The headquarters of VicRoads now stands on the site.

paragraph_text: Spinas is a railway station in Spinas, Switzerland. It is located on the Albula Railway line from Chur to St. Moritz. Services operate every two hours to this station.

paragraph_text: The first Monsheim station was opened in 1864 simultaneously with the section of the Rheinhessen Railway from Worms. The importance of the station rose sharply as a result of the continuation of the construction of the Rheinhessen line via Alzey to Bingen and the connection of the Palatine Northern Railway and the Zeller Valley Railway. As a result, a new station building was built in 1885.

paragraph_text: Nanjing is an important railway hub in eastern China. It serves as rail junction for the Beijing-Shanghai (Jinghu) (which is itself composed of the old Jinpu and Huning Railways), Nanjing–Tongling Railway (Ningtong), Nanjing–Qidong (Ningqi), and the Nanjing-Xian (Ningxi) which encompasses the Hefei–Nanjing Railway. Nanjing is connected to the national high-speed railway network by Beijing–Shanghai High-Speed Railway and Shanghai–Wuhan–Chengdu Passenger Dedicated Line, with several more high-speed rail lines under construction.

Question: When was the first railway line between Kotri and the city encompassing Geo Films's headquarters constructed?
Answer: April 1858