Triple
T1192807
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Silver Line |
E25599
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Courthouse
Courthouse is an underground bus rapid transit station on Boston’s MBTA Silver Line serving the Seaport District.
|
E137155
|
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: Courthouse | Statement: [MBTA Silver Line, hasStation, Courthouse]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Courthouse Context triple: [MBTA Silver Line, hasStation, Courthouse]
-
A.
Old Courthouse
The Old Courthouse is a historic 19th-century courthouse in downtown St. Louis best known as the site of the pivotal Dred Scott slavery trials and as a prominent architectural landmark near the Gateway Arch.
-
B.
Palacio de Justicia
The Palacio de Justicia is a monumental neoclassical building in Lima that serves as the headquarters of Peru’s judiciary and a prominent symbol of the country’s legal system.
-
C.
Potter Stewart United States Courthouse
The Potter Stewart United States Courthouse is a federal courthouse in Cincinnati, Ohio, named after Supreme Court Justice Potter Stewart and serving as a primary venue for the U.S. Court of Appeals for the Sixth Circuit.
-
D.
City Hall
City Hall is the distinctive glass building on the south bank of the River Thames that served as the headquarters of the Greater London Authority and the office of the Mayor of London.
-
E.
Moot Hall
Moot Hall is a historic former market hall and town hall in the center of Keswick in England’s Lake District, now serving as a prominent landmark and tourist information point.
- 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: Courthouse Triple: [MBTA Silver Line, hasStation, Courthouse]
Generated description
Courthouse is an underground bus rapid transit station on Boston’s MBTA Silver Line serving the Seaport District.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Courthouse Target entity description: Courthouse is an underground bus rapid transit station on Boston’s MBTA Silver Line serving the Seaport District.
-
A.
Old Courthouse
The Old Courthouse is a historic 19th-century courthouse in downtown St. Louis best known as the site of the pivotal Dred Scott slavery trials and as a prominent architectural landmark near the Gateway Arch.
-
B.
Palacio de Justicia
The Palacio de Justicia is a monumental neoclassical building in Lima that serves as the headquarters of Peru’s judiciary and a prominent symbol of the country’s legal system.
-
C.
Potter Stewart United States Courthouse
The Potter Stewart United States Courthouse is a federal courthouse in Cincinnati, Ohio, named after Supreme Court Justice Potter Stewart and serving as a primary venue for the U.S. Court of Appeals for the Sixth Circuit.
-
D.
City Hall
City Hall is the distinctive glass building on the south bank of the River Thames that served as the headquarters of the Greater London Authority and the office of the Mayor of London.
-
E.
Moot Hall
Moot Hall is a historic former market hall and town hall in the center of Keswick in England’s Lake District, now serving as a prominent landmark and tourist information point.
- 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_69a49429f5ec8190a6a205eb0ae81e5e |
completed | March 1, 2026, 7:31 p.m. |
| NER | Named-entity recognition | batch_69a4bd761ef08190b431b80f326d1ab2 |
completed | March 1, 2026, 10:28 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac764ea588819082f7d5d0e44e1211 |
completed | March 7, 2026, 7:02 p.m. |
| NEDg | Description generation | batch_69ac76e2df308190807cc6b7d7555e69 |
completed | March 7, 2026, 7:05 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ac77585c708190b5f4b239d9574cd7 |
completed | March 7, 2026, 7:07 p.m. |
Created at: March 1, 2026, 7:45 p.m.