Triple
T1941929
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metro L Line (Los Angeles) |
E41573
|
entity |
| Predicate | formerName |
P65
|
FINISHED |
| Object |
Gold Line
Gold Line was the former name of a light rail line in the Los Angeles Metro Rail system, now known as the L Line.
|
E220839
|
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: Gold Line | Statement: [Metro L Line (Los Angeles), formerName, Gold Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Gold Line Context triple: [Metro L Line (Los Angeles), formerName, Gold Line]
-
A.
Gold Line
The Gold Line is one of the primary heavy-rail transit routes in the Metropolitan Atlanta Rapid Transit Authority (MARTA) system, running north–south through key areas of the Atlanta metropolitan region.
-
B.
Pink Line
Pink Line is a major corridor of the Delhi Metro network that forms part of the system’s orbital route around the city.
-
C.
Pink Line
The Pink Line is a rapid transit route in Chicago's "L" system that runs between the Loop and the city's West Side neighborhoods.
-
D.
Yellow Line
The Yellow Line is one of the main lines of the Lisbon Metro system, connecting key residential and commercial areas of Portugal’s capital.
-
E.
Yellow Line
Yellow Line is one of the major rapid transit corridors of the Delhi Metro network, connecting key areas across Delhi and its neighboring regions.
- 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: Gold Line Triple: [Metro L Line (Los Angeles), formerName, Gold Line]
Generated description
Gold Line was the former name of a light rail line in the Los Angeles Metro Rail system, now known as the L Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Gold Line Target entity description: Gold Line was the former name of a light rail line in the Los Angeles Metro Rail system, now known as the L Line.
-
A.
Gold Line
The Gold Line is one of the primary heavy-rail transit routes in the Metropolitan Atlanta Rapid Transit Authority (MARTA) system, running north–south through key areas of the Atlanta metropolitan region.
-
B.
Pink Line
Pink Line is a major corridor of the Delhi Metro network that forms part of the system’s orbital route around the city.
-
C.
Pink Line
The Pink Line is a rapid transit route in Chicago's "L" system that runs between the Loop and the city's West Side neighborhoods.
-
D.
Yellow Line
The Yellow Line is one of the main lines of the Lisbon Metro system, connecting key residential and commercial areas of Portugal’s capital.
-
E.
Yellow Line
Yellow Line is one of the major rapid transit corridors of the Delhi Metro network, connecting key areas across Delhi and its neighboring regions.
- 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_69a88649b24c819080047f26b6db2ded |
completed | March 4, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69abb2fc98e881909a539c0ebf842d8b |
completed | March 7, 2026, 5:09 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69adfbb7616881908bfc82997538ca08 |
completed | March 8, 2026, 10:44 p.m. |
| NEDg | Description generation | batch_69adfc2b6a0c8190a9129dc0a930d1b1 |
completed | March 8, 2026, 10:46 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69adfd3ecb7881909a6692bb58211c2e |
completed | March 8, 2026, 10:50 p.m. |
Created at: March 4, 2026, 7:36 p.m.