Triple
T1782351
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Highway 407 ETR |
E39316
|
entity |
| Predicate | maintainedBy |
P86
|
FINISHED |
| Object |
407 ETR Concession Company Limited
407 ETR Concession Company Limited is the private company responsible for operating, managing, and collecting tolls on Ontario’s Highway 407 Express Toll Route.
|
E200005
|
NE FINISHED |
How this triple was built (4 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: 407 ETR Concession Company Limited | Statement: [Highway 407 ETR, maintainedBy, 407 ETR Concession Company Limited]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 407 ETR Concession Company Limited Context triple: [Highway 407 ETR, maintainedBy, 407 ETR Concession Company Limited]
-
A.
Beijing MTR Corporation Limited
Beijing MTR Corporation Limited is a joint-venture rail transit company responsible for operating and managing several lines of the Beijing Subway system.
-
B.
Abellio
Abellio is a Dutch-based public transport company that operates train and bus services in the United Kingdom and parts of Europe.
-
C.
CRRC Corporation
CRRC Corporation is a Chinese state-owned rolling stock manufacturer and one of the world’s largest producers of railway equipment and trains.
-
D.
Stadler Rail
Stadler Rail is a Swiss manufacturer of railway rolling stock known for producing regional and commuter trains, trams, and light rail vehicles for markets worldwide.
-
E.
Shanghai Oriental Pearl Group Co., Ltd.
Shanghai Oriental Pearl Group Co., Ltd. is a major Shanghai-based state-owned media, tourism, and real estate conglomerate best known for operating the landmark Oriental Pearl Tower.
- 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: 407 ETR Concession Company Limited Triple: [Highway 407 ETR, maintainedBy, 407 ETR Concession Company Limited]
Generated description
407 ETR Concession Company Limited is the private company responsible for operating, managing, and collecting tolls on Ontario’s Highway 407 Express Toll Route.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: 407 ETR Concession Company Limited Target entity description: 407 ETR Concession Company Limited is the private company responsible for operating, managing, and collecting tolls on Ontario’s Highway 407 Express Toll Route.
-
A.
Beijing MTR Corporation Limited
Beijing MTR Corporation Limited is a joint-venture rail transit company responsible for operating and managing several lines of the Beijing Subway system.
-
B.
Abellio
Abellio is a Dutch-based public transport company that operates train and bus services in the United Kingdom and parts of Europe.
-
C.
CRRC Corporation
CRRC Corporation is a Chinese state-owned rolling stock manufacturer and one of the world’s largest producers of railway equipment and trains.
-
D.
Stadler Rail
Stadler Rail is a Swiss manufacturer of railway rolling stock known for producing regional and commuter trains, trams, and light rail vehicles for markets worldwide.
-
E.
Shanghai Oriental Pearl Group Co., Ltd.
Shanghai Oriental Pearl Group Co., Ltd. is a major Shanghai-based state-owned media, tourism, and real estate conglomerate best known for operating the landmark Oriental Pearl Tower.
- F. None of above. chosen
Provenance (5 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_69a88630519c8190a17addd83c4a3ef4 |
completed | March 4, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69aa64e34fe881908aa75f2b4141b87b |
completed | March 6, 2026, 5:23 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ada9a1aa8481908cbcecde85804461 |
completed | March 8, 2026, 4:53 p.m. |
| NEDg | Description generation | batch_69adab04b5688190afb3418e9b9da845 |
completed | March 8, 2026, 4:59 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69adaeaf81e881908f99f5d948e3557b |
completed | March 8, 2026, 5:15 p.m. |
Created at: March 4, 2026, 7:31 p.m.