Lake Shore Limited
E4023
The Lake Shore Limited is a long-distance Amtrak passenger train that runs overnight between Chicago and the East Coast, primarily serving New York City and Boston via the Great Lakes region.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Lake Shore Limited canonical | 18 |
| Lake Shore Limited (Boston–Chicago via Albany branch) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T54431 — 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: Lake Shore Limited Context triple: [Amtrak, majorRoute, Lake Shore Limited]
-
A.
Madrona Venture Group
Madrona Venture Group is a Seattle-based venture capital firm known for investing in early-stage technology companies, particularly in the Pacific Northwest.
-
B.
Delaware North
Delaware North is a global hospitality and food service company known for operating concessions, lodging, and venues at major sports stadiums, airports, and entertainment destinations.
-
C.
PlumpJack Group
PlumpJack Group is a hospitality and lifestyle company known for its wineries, hotels, restaurants, and retail businesses, originally launched in San Francisco.
-
D.
North Shore
North Shore is a coastal region in northeastern Massachusetts known for its historic seaside towns, beaches, and proximity to Boston.
-
E.
Chicago Surface Lines
Chicago Surface Lines was a privately operated streetcar and bus system that provided most of Chicago’s surface public transportation in the first half of the 20th century.
- 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: Lake Shore Limited Target entity description: The Lake Shore Limited is a long-distance Amtrak passenger train that runs overnight between Chicago and the East Coast, primarily serving New York City and Boston via the Great Lakes region.
-
A.
Cruise LLC
Cruise LLC is an autonomous vehicle company focused on developing and deploying self-driving car technology, particularly for urban ride-hailing services.
-
B.
Great Lakes Works
Great Lakes Works is a large integrated steel manufacturing plant in Michigan known for producing flat-rolled steel products for the automotive and other industries.
-
C.
Madrona Venture Group
Madrona Venture Group is a Seattle-based venture capital firm known for investing in early-stage technology companies, particularly in the Pacific Northwest.
-
D.
Broadway Limited
Broadway Limited was a famous luxury passenger train that operated between New York City and Chicago, serving as one of the Pennsylvania Railroad’s premier flagship services.
-
E.
Delaware North
Delaware North is a global hospitality and food service company known for operating concessions, lodging, and venues at major sports stadiums, airports, and entertainment destinations.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Amtrak long-distance train
ⓘ
passenger train service ⓘ |
| class |
business class (on some segments)
ⓘ
coach ⓘ sleeper ⓘ |
| country | United States of America ⓘ |
| distance |
approximately 1018 miles Chicago–Boston
ⓘ
approximately 959 miles Chicago–New York ⓘ |
| electrification | diesel-hauled ⓘ |
| endPoint |
South Station
ⓘ
surface form:
Boston South Station
Penn Station (New York City) ⓘ
surface form:
New York Penn Station
|
| inception | 1975 ⓘ |
| journeyTime |
approximately 19–20 hours Chicago–New York
ⓘ
approximately 21–22 hours Chicago–Boston ⓘ |
| onboardService |
café car
ⓘ
checked baggage (on selected stations) ⓘ dining car ⓘ |
| operator | Amtrak ⓘ |
| ownerOfInfrastructureUsed |
Northeast Corridor
ⓘ
surface form:
Amtrak-owned Northeast Corridor (New York segment)
CSX Transportation ⓘ Metro-North Railroad ⓘ Norfolk Southern Railway ⓘ |
| railGauge | standard gauge ⓘ |
| railwayLineUsed | Water Level Route ⓘ |
| replaces |
New York Central Railroad
ⓘ
surface form:
New York Central Railroad Lake Shore Limited
|
| routeNumber |
448
ⓘ
449 ⓘ 48 ⓘ 49 ⓘ |
| serviceFrequency | daily ⓘ |
| serviceType |
intercity rail
ⓘ
overnight train ⓘ |
| startPoint | Chicago Union Station ⓘ |
| terminusSplitPoint | Albany–Rensselaer station ⓘ |
| trainNumberDirection |
448 eastbound Chicago to Boston (via Albany split)
ⓘ
449 westbound Boston to Chicago (via Albany join) ⓘ 48 eastbound Chicago to New York ⓘ 49 westbound New York to Chicago ⓘ |
| via |
Albany
ⓘ
surface form:
Albany–Rensselaer
Buffalo ⓘ Cleveland ⓘ Great Lakes ⓘ
surface form:
Great Lakes region
Rochester ⓘ
surface form:
Rochester, New York
Schenectady, New York ⓘ
surface form:
Schenectady
Springfield, Massachusetts ⓘ Syracuse ⓘ Toledo ⓘ Utica, New York ⓘ
surface form:
Utica
Worcester, Massachusetts ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Lake Shore Limited Description of subject: The Lake Shore Limited is a long-distance Amtrak passenger train that runs overnight between Chicago and the East Coast, primarily serving New York City and Boston via the Great Lakes region.
Referenced by (19)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Lake Shore Limited (Boston–Chicago via Albany branch)
subject surface form:
Amfleet II coach
subject surface form:
Hudson station