Triple
T164751
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pennsylvania Railroad |
E2987
|
entity |
| Predicate | notableTrainService |
P1669
|
FINISHED |
| Object | Broadway Limited |
E2991
|
NE FINISHED |
How this triple was built (3 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: Broadway Limited | Statement: [Pennsylvania Railroad, notableTrainService, Broadway Limited]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Broadway Limited Context triple: [Pennsylvania Railroad, notableTrainService, Broadway Limited]
-
A.
Broadway Limited
chosen
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.
-
B.
Lerner Enterprises
Lerner Enterprises is a major privately held real estate development and management company based in the Washington, D.C. metropolitan area.
-
C.
Regal Entertainment Group
Regal Entertainment Group is one of the largest movie theater chains in the United States, operating multiplex cinemas across the country.
-
D.
SW Broadway
SW Broadway is a major north–south thoroughfare in downtown Portland, Oregon, known for running through the city’s central business and cultural districts.
-
E.
Broadway
Broadway is a major thoroughfare in New York City famous for its historic theaters and role as the heart of American commercial theater.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: notableTrainService Context triple: [Pennsylvania Railroad, notableTrainService, Broadway Limited]
-
A.
notableTrain
chosen
Indicates that there is a train or rail service associated with the subject that is considered notable or significant in some way.
-
B.
servedByRailroad
Indicates that a location or facility is provided with transportation or service by a railroad line or company.
-
C.
trains
Indicates that one entity teaches, instructs, or coaches another entity to develop skills, knowledge, or abilities.
-
D.
hasRailSystem
Indicates that an entity possesses or is served by a rail-based transportation system.
-
E.
railwayLine
Indicates that there is a railway line connection or route associated with or passing through the referenced entity.
- F. None of above.
Provenance (4 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_69a2524ce1e48190ab066bf72859f474 |
completed | Feb. 28, 2026, 2:26 a.m. |
| NER | Named-entity recognition | batch_69a258827da481909b20ea5e9d21676f |
completed | Feb. 28, 2026, 2:52 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a2d73560588190b7cb099b70b4e60d |
completed | Feb. 28, 2026, 11:53 a.m. |
| PD | Predicate disambiguation | batch_69a2566392208190a538ea9aa1fac53e |
completed | Feb. 28, 2026, 2:43 a.m. |
Created at: Feb. 28, 2026, 2:34 a.m.