Superliner bi-level cars

E23884

Amtrak rolling stock bi-level passenger railcar

Superliner bi-level cars are double-decker passenger railcars used by Amtrak on long-distance routes, designed to provide increased capacity and enhanced comfort for overnight and scenic train travel.

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All labels observed (11)

Label	Occurrences
Superliner bi-level cars canonical	4
Superliner I	2
Superliner II	2
Superliner cars	2
Superliner coach	2
Amtrak bi-level Superliner cars	1
Santa Fe Hi-Level cars	1
Superliner Sightseer Lounge	1
Superliner bi-level passenger cars	1
Superliner dining car	1
Superliner sleeping cars	1

How this entity was disambiguated

This entity first appeared as the object of triple T187917 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Superliner bi-level cars
Context triple: [Empire Builder, usesEquipmentType, Superliner bi-level cars]

A. MARC Train
MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
B. M9 electric multiple unit
The M9 electric multiple unit is a modern commuter rail train used by the Long Island Rail Road, designed to replace older fleets with improved performance, safety, and passenger amenities.
C. Class 170 Turbostar
The Class 170 Turbostar is a British diesel multiple-unit train widely used for regional and intercity services across the UK rail network.
D. M7 electric multiple unit
The M7 electric multiple unit is a modern commuter rail car class built for high-frequency, third-rail electrified service, notably operating on New York’s Long Island Rail Road and similar regional rail networks.
E. Acela
Acela is Amtrak’s high-speed train service in the Northeast Corridor, known for providing the fastest intercity rail travel in the United States between cities like Boston, New York, and Washington, D.C.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Superliner bi-level cars
Target entity description: Superliner bi-level cars are double-decker passenger railcars used by Amtrak on long-distance routes, designed to provide increased capacity and enhanced comfort for overnight and scenic train travel.

A. MARC Train
MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
B. M9 electric multiple unit
The M9 electric multiple unit is a modern commuter rail train used by the Long Island Rail Road, designed to replace older fleets with improved performance, safety, and passenger amenities.
C. Class 170 Turbostar
The Class 170 Turbostar is a British diesel multiple-unit train widely used for regional and intercity services across the UK rail network.
D. M7 electric multiple unit
The M7 electric multiple unit is a modern commuter rail car class built for high-frequency, third-rail electrified service, notably operating on New York’s Long Island Rail Road and similar regional rail networks.
E. Acela
Acela is Amtrak’s high-speed train service in the Northeast Corridor, known for providing the fastest intercity rail travel in the United States between cities like Boston, New York, and Washington, D.C.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	Amtrak rolling stock ⓘ bi-level passenger railcar ⓘ
configurationIncludes	coach cars ⓘ dining cars ⓘ lounge cars ⓘ sleeping cars ⓘ transition sleeper cars ⓘ
countryOfOperation	United States ⓘ linked to: United States of America
designedFor	long-distance passenger service ⓘ overnight train service ⓘ scenic train travel ⓘ
designedToOperateWith	diesel locomotives ⓘ
enteredService	1980s ⓘ late 1970s ⓘ
feature	ADA-accessible bedrooms ⓘ ADA-accessible lower level seating ⓘ dining cars ⓘ double-deck design ⓘ enhanced passenger comfort ⓘ increased passenger capacity ⓘ reclining coach seats ⓘ restrooms on board ⓘ sightseer lounge cars ⓘ sleeping accommodations ⓘ
heightClass	tall clearance rolling stock ⓘ
introducedAs	Superliner I ⓘ linked to: Superliner bi-level cars Superliner II ⓘ linked to: Superliner bi-level cars
manufacturer	Bombardier Transportation ⓘ linked to: Alstom (formerly Bombardier Transportation) Pullman-Standard ⓘ
notUsedOn	Northeast Corridor electrified services ⓘ
operator	Amtrak ⓘ
ownedBy	Amtrak ⓘ
powerType	unpowered passenger car ⓘ
predecessor	Santa Fe Hi-Level cars ⓘ linked to: Superliner bi-level cars
primaryRegionOfOperation	western United States ⓘ
secondaryRegionOfOperation	midwestern United States ⓘ linked to: Midwestern United States
trackGauge	standard gauge ⓘ
typicalMaximumSpeed	79 mph ⓘ
usedOn	Amtrak Auto Train ⓘ Amtrak California Zephyr ⓘ linked to: California Zephyr Amtrak Capitol Limited ⓘ Amtrak City of New Orleans ⓘ linked to: Amtrak City of New Orleans route Amtrak Coast Starlight ⓘ Amtrak Empire Builder ⓘ Amtrak Southwest Chief ⓘ linked to: Southwest Chief Amtrak Sunset Limited ⓘ Amtrak Texas Eagle ⓘ non-electrified routes ⓘ

How these facts were elicited