Question: Which railway is a part of Summerseat and also runs between Heywood and Rawtenstall?

Passages:
Helsinki–Riihimäki railway is a railway running between the Helsinki Central railway station and the Riihimäki railway station in Finland.  It was opened in 1862 as a part of the Finland's first railway between Helsinki and Hämeenlinna.  The Helsinki commuter rail system also runs by the Helsinki–Riihimäki railway. <P0-S0> Heywood railway station is a disused station on the Portland railway line in the town of Heywood, in the state of Victoria, Australia. <P0-S1>  The last passenger train between Ararat and Portland was on 12 September 1981, operated by a DRC railcar. <P0-S2>  The platform and station building are still in place at Heywood, although in a disused condition. <P0-S3>  Some of the former yard remains as unconnected broad gauge track, with power connections also provided to a work camp area. <P0-S4>  The former goods shed was removed by October 1983, and the through line was converted to standard gauge in 1995. <P1-S0> The Wise Woman of Hoxton is a city comedy by the early modern English playwright Thomas Heywood. <P1-S1>  It was published under the title "The Wise-Woman of Hogsdon" in 1638, though it was probably first performed c. 1604 by the Queen's Men company (of which Heywood was a shareholder), either at The Curtain or perhaps The Red Bull. <P1-S2>  The play is set in Hoxton, an area that at the time was outside the boundaries of the city of London and notorious for its entertainments and recreations. <P1-S3>  The Victorian critic F. G. Fleay suggested that Heywood, who was also an actor, originally played the part of Sencer. <P1-S4>  It has often been compared with Ben Jonson's comic masterpiece "The Alchemist" (1610)—the poet T. S. Eliot, for example, argued that with this play Heywood "succeeds with something not too far below Jonson to be comparable to that master's work". Swanage railway station is a railway station located in Swanage, on the Isle of Purbeck in the English county of Dorset.  Originally the terminus of a London and South Western Railway (L&SWR) branch line from Wareham, the line and station were closed by British Rail in 1972.  It has since reopened as a station on the Swanage Railway, a heritage railway that currently runs from Norden station just north of Corfe Castle to Swanage station.  It now also runs to Wareham on certain services, but not on regular services due to signalling problems. Summerseat railway station is a preserved railway station that serves the village of Summerseat in Greater Manchester, England.  It is part of the Heritage East Lancashire Railway (which runs for 12 miles from Heywood-Rawtenstall). The East Lancashire Railway is a 12+1/2 mi heritage railway line in north west England which runs between Heywood and Rawtenstall with intermediate stations at Bury Bolton Street, Burrs Country Park , Summerseat, Ramsbottom and Irwell Vale. The Rawtenstall to Bacup railway line opened in two stages, from Rawtenstall to Waterfoot in 1848, and from Waterfoot to the Bacup terminus in 1852.  There were stations at Rawtenstall, Cloughfold, Stacksteads and Bacup.  The line was doubled in 1880, at the same time as the line from Bacup to Rochdale was also opened (closed 1947).  Passenger and freight services operated until the Beeching cuts in 1966, the last passenger train running on December 5th 1966 and the track being lifted in 1969. The South Coast Line is an intercity rail service operated by NSW TrainLink that services the Illawarra region of New South Wales, Australia.  The service runs from , and runs the entire length of the eponymous South Coast railway line to .  The service also runs along the Eastern Suburbs railway line at peak hours and the Port Kembla railway line to .  It is operated with NSW TrainLink H sets and Sydney Trains T sets, with Endeavour railcars operating the service on the non-electrified line between and Bomaderry. The Don River Railway is a volunteer run vintage railway and museum in Don, a suburb of Devonport, Tasmania.  It runs a passenger train ride from Don to Coles Beach and return using part of the former Don River Line that ran between Don Junction and Paloona.  The service is usually run Wednesday through to Sunday inclusive.  Don River Railway is open every day except Good Friday and Christmas Day.  On operating weekdays, customer can expect to ride in either a 1940s ex TGR rail car, or diesel locomotive pulling heritage carriages, whilst steam locomotives usually run on weekends.  .  The railway also runs a number of diesel locomotives numbered V2, X4, Y6 and 866.  Numerous other locomotives and rolling stock are in the process of being restored at the on-site workshop. The Southern Railway of British Columbia, branded as SRY Rail Link (reporting mark SRY) is a Canadian short line railway operating in the southwestern British Columbia.  The main facility is the port at Annacis Island with major import of cars, export of forestry products, and other shipments.  The railway has interconnections with three Class I railroads, including Canadian Pacific (CP), Canadian National (CN) and Burlington Northern Santa Fe (BNSF).  It operates a fleet of 29 locomotives, mostly consisting of EMD GP-9 & SW900 locomotives.  It also rosters 5 unique Ex.  Canadian National Railway GMD-1 locomotives, and also runs 3 SD38-2 locomotives, and 1 SD38AC.  The railroad also operates a fleet 2,000 rail cars, SRY hauls approximately 70,000 carloads per year.  It operates around 123 mi of track, 62 mi of which is mainline track.

Supporting sentences:
 It is part of the Heritage East Lancashire Railway (which runs for 12 miles from Heywood-Rawtenstall). The East Lancashire Railway is a 12+1/2 mi heritage railway line in north west England which runs between Heywood and Rawtenstall with intermediate stations at Bury Bolton Street, Burrs Country Park , Summerseat, Ramsbottom and Irwell Vale.