Triple
T6462466
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Royal Blue |
E142152
|
entity |
| Predicate | operatedBy |
P86
|
FINISHED |
| Object |
B&O’s New York passenger department
B&O’s New York passenger department was the Baltimore & Ohio Railroad’s office responsible for managing and promoting its passenger services in the New York market, including premier trains like the Royal Blue.
|
E594335
|
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: B&O’s New York passenger department | Statement: [Royal Blue, operatedBy, B&O’s New York passenger department]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: B&O’s New York passenger department Context triple: [Royal Blue, operatedBy, B&O’s New York passenger department]
-
A.
Sounder commuter rail
Sounder commuter rail is a regional passenger train service in the Seattle area that connects downtown Seattle with surrounding communities in Pierce and Snohomish counties.
-
B.
Hudson Line at Grand Central Terminal
The Hudson Line at Grand Central Terminal is a major Metro-North Railroad commuter rail line serving communities along the Hudson River and terminating at New York City's Grand Central Terminal.
-
C.
Board of Transportation of the City of New York
The Board of Transportation of the City of New York was the municipal agency responsible for planning, building, and operating New York City's early publicly owned subway and transit lines before they were unified under later authorities.
-
D.
Brooklyn–Manhattan service
Brooklyn–Manhattan service is a New York City Subway service pattern that operates trains between Brooklyn and Manhattan along the BMT Jamaica Line and connecting routes.
-
E.
Alstom Metropolis
Alstom Metropolis is a family of modern, high-capacity metro trains manufactured by Alstom and used in urban rapid transit systems worldwide.
- 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: B&O’s New York passenger department Triple: [Royal Blue, operatedBy, B&O’s New York passenger department]
Generated description
B&O’s New York passenger department was the Baltimore & Ohio Railroad’s office responsible for managing and promoting its passenger services in the New York market, including premier trains like the Royal Blue.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: B&O’s New York passenger department Target entity description: B&O’s New York passenger department was the Baltimore & Ohio Railroad’s office responsible for managing and promoting its passenger services in the New York market, including premier trains like the Royal Blue.
-
A.
Sounder commuter rail
Sounder commuter rail is a regional passenger train service in the Seattle area that connects downtown Seattle with surrounding communities in Pierce and Snohomish counties.
-
B.
Hudson Line at Grand Central Terminal
The Hudson Line at Grand Central Terminal is a major Metro-North Railroad commuter rail line serving communities along the Hudson River and terminating at New York City's Grand Central Terminal.
-
C.
Board of Transportation of the City of New York
The Board of Transportation of the City of New York was the municipal agency responsible for planning, building, and operating New York City's early publicly owned subway and transit lines before they were unified under later authorities.
-
D.
Brooklyn–Manhattan service
Brooklyn–Manhattan service is a New York City Subway service pattern that operates trains between Brooklyn and Manhattan along the BMT Jamaica Line and connecting routes.
-
E.
Alstom Metropolis
Alstom Metropolis is a family of modern, high-capacity metro trains manufactured by Alstom and used in urban rapid transit systems worldwide.
- 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_69c008d2f91c8190a8178767a35e08fc |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c069f7e5908190ae4d8da2b14d274f |
completed | March 22, 2026, 10:15 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c64be4e6888190a685f447e9950163 |
completed | March 27, 2026, 9:20 a.m. |
| NEDg | Description generation | batch_69c64e4413f481908561a86bc9a9b0b2 |
completed | March 27, 2026, 9:30 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c64ec0d40881908fda2e994f0f6ed5 |
completed | March 27, 2026, 9:32 a.m. |
Created at: March 22, 2026, 4:49 p.m.