Triple
T13617247
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Dixie Flyer |
E325347
|
entity |
| Predicate | servedTravelCorridor |
P105113
|
FINISHED |
| Object |
Midwest–Florida rail corridor
The Midwest–Florida rail corridor was a historic passenger rail route linking Midwestern cities with destinations in Florida, used by notable trains such as the Dixie Flyer.
|
E1051700
|
NE FINISHED |
How this triple was built (5 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Midwest–Florida rail corridor | Statement: [Dixie Flyer, servedTravelCorridor, Midwest–Florida rail corridor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Midwest–Florida rail corridor Context triple: [Dixie Flyer, servedTravelCorridor, Midwest–Florida rail corridor]
-
A.
Jacksonville–Tampa main line
The Jacksonville–Tampa main line was a key north–south rail route in Florida that connected Jacksonville with Tampa as part of the Atlantic Coast Line Railroad’s passenger and freight network.
-
B.
Gulf Coast transport corridor
The Gulf Coast transport corridor is a major transportation route running along Mexico’s Gulf Coast that links key coastal cities and supports regional trade and mobility.
-
C.
Chicago–San Antonio rail corridor
The Chicago–San Antonio rail corridor is a long-distance passenger rail route in the central United States that links Chicago, Illinois, with San Antonio, Texas, passing through major Midwestern and Southern cities.
-
D.
RTD Southeast Corridor
RTD Southeast Corridor is a major light rail corridor in the Denver metropolitan area that connects downtown Denver with its southeastern suburbs and business districts.
-
E.
Gulf Coast transportation corridor
The Gulf Coast transportation corridor is a major east–west route along the U.S. Gulf of Mexico shoreline that links key coastal cities and facilitates regional commerce and travel.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Midwest–Florida rail corridor Triple: [Dixie Flyer, servedTravelCorridor, Midwest–Florida rail corridor]
Generated description
The Midwest–Florida rail corridor was a historic passenger rail route linking Midwestern cities with destinations in Florida, used by notable trains such as the Dixie Flyer.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Midwest–Florida rail corridor Target entity description: The Midwest–Florida rail corridor was a historic passenger rail route linking Midwestern cities with destinations in Florida, used by notable trains such as the Dixie Flyer.
-
A.
Jacksonville–Tampa main line
The Jacksonville–Tampa main line was a key north–south rail route in Florida that connected Jacksonville with Tampa as part of the Atlantic Coast Line Railroad’s passenger and freight network.
-
B.
Gulf Coast transport corridor
The Gulf Coast transport corridor is a major transportation route running along Mexico’s Gulf Coast that links key coastal cities and supports regional trade and mobility.
-
C.
Chicago–San Antonio rail corridor
The Chicago–San Antonio rail corridor is a long-distance passenger rail route in the central United States that links Chicago, Illinois, with San Antonio, Texas, passing through major Midwestern and Southern cities.
-
D.
RTD Southeast Corridor
RTD Southeast Corridor is a major light rail corridor in the Denver metropolitan area that connects downtown Denver with its southeastern suburbs and business districts.
-
E.
Gulf Coast transportation corridor
The Gulf Coast transportation corridor is a major east–west route along the U.S. Gulf of Mexico shoreline that links key coastal cities and facilitates regional commerce and travel.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: servedTravelCorridor Context triple: [Dixie Flyer, servedTravelCorridor, Midwest–Florida rail corridor]
-
A.
primaryCorridorServed
Indicates that a corridor is the main route or pathway served by a given service, facility, or entity.
-
B.
transportCorridor
Indicates a route or pathway used to move people, goods, or resources between locations.
-
C.
servesRailCorridor
chosen
Indicates that something (such as a service, facility, or operation) provides service to or operates along a specific rail corridor.
-
D.
transportationCorridorType
Indicates the specific kind or classification of a transportation corridor (such as road, rail, or waterway) that characterizes how the route is used for movement or transit.
-
E.
servesPassengerTrafficTo
Indicates that a transportation facility or service provides regular passenger traffic access or operations to a particular location or area.
- F. None of above.
Provenance (6 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69d8076aae28819092cf636190ee5529 |
completed | April 9, 2026, 8:09 p.m. |
| NER | Named-entity recognition | batch_69dbbb9ee3f081909056dc1a92c40b7a |
completed | April 12, 2026, 3:34 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f77fa0b81c819094e2fa209ef9857c |
completed | May 3, 2026, 5:02 p.m. |
| NEDg | Description generation | batch_69f783c24d088190ad53fa2d33a255c9 |
completed | May 3, 2026, 5:20 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f78452e8bc8190a55f2be349fe718f |
completed | May 3, 2026, 5:22 p.m. |
| PD | Predicate disambiguation | batch_69dbae1b3ee481909bd43ded6227a3e5 |
completed | April 12, 2026, 2:37 p.m. |
Created at: April 9, 2026, 9:50 p.m.