Triple
T8846213
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | L Line (Los Angeles Metro) |
E210510
|
entity |
| Predicate | connectsWith |
P37
|
FINISHED |
| Object | B Line at Union Station (before restructuring) |
E372503
|
NE FINISHED |
How this triple was built (2 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 Line at Union Station (before restructuring) | Statement: [L Line (Los Angeles Metro), connectsWith, B Line at Union Station (before restructuring)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: B Line at Union Station (before restructuring) Context triple: [L Line (Los Angeles Metro), connectsWith, B Line at Union Station (before restructuring)]
-
A.
B Line (Denver commuter rail)
The B Line is a Denver-area commuter rail service providing passenger connections between downtown Denver and its northern suburbs as part of the Regional Transportation District’s rail network.
-
B.
B Line (Los Angeles Metro)
chosen
The B Line is a heavy-rail rapid transit line in the Los Angeles Metro system that runs primarily underground, connecting North Hollywood to downtown Los Angeles.
-
C.
Red Line as B Line and D Line
The Red Line, now known as the B Line and D Line, is a major rapid transit subway corridor in the Los Angeles Metro Rail system serving key destinations across the city.
-
D.
H Line (Denver light rail)
The H Line is a light rail service in the Denver metropolitan area that connects downtown Denver with southeastern suburbs as part of the region’s RTD rail network.
-
E.
Orange Line at North Station
Orange Line at North Station is a major Boston subway stop on the MBTA Orange Line that serves as a key transfer point between rapid transit and several commuter rail lines, including the Newburyport/Rockport Line.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ca838967bc8190b46c3c80a2887ea4 |
completed | March 30, 2026, 2:07 p.m. |
| NER | Named-entity recognition | batch_69cc60a7c518819095399976148e1b9a |
completed | April 1, 2026, 12:02 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cf89b5acbc8190b0f5a81af71fc7aa |
completed | April 3, 2026, 9:34 a.m. |
Created at: March 30, 2026, 6:48 p.m.