Triple
T2631633
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Line 4A |
E59643
|
entity |
| Predicate | terminus |
P388
|
FINISHED |
| Object |
Vicuña Mackenna station
Vicuña Mackenna station is a Santiago Metro station in Chile that serves as a key interchange point and terminal for certain metro lines in the city’s network.
|
E284693
|
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: Vicuña Mackenna station | Statement: [Line 4A, terminus, Vicuña Mackenna station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Vicuña Mackenna station Context triple: [Line 4A, terminus, Vicuña Mackenna station]
-
A.
O’Higgins Station
O’Higgins Station is a Chilean Antarctic research base located on the Antarctic Peninsula, used primarily for scientific studies and maintaining Chile’s presence in the region.
-
B.
Tasqueña station
Tasqueña station is a major southern transit hub in Mexico City that serves as the terminus for the Tren Ligero light rail and connects with the city’s metro and bus networks.
-
C.
Oruro railway junction
Oruro railway junction is a major rail hub in Bolivia that connects key lines linking the Andean highlands with other regions of the country and neighboring nations.
-
D.
San Carlos station
San Carlos station is a commuter rail station in San Carlos, California, serving Caltrain passengers on the San Francisco Peninsula.
-
E.
Eduardo Frei Montalva Station
Eduardo Frei Montalva Station is a Chilean Antarctic research base that also serves as a key logistical and civilian hub on King George Island.
- 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: Vicuña Mackenna station Triple: [Line 4A, terminus, Vicuña Mackenna station]
Generated description
Vicuña Mackenna station is a Santiago Metro station in Chile that serves as a key interchange point and terminal for certain metro lines in the city’s network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Vicuña Mackenna station Target entity description: Vicuña Mackenna station is a Santiago Metro station in Chile that serves as a key interchange point and terminal for certain metro lines in the city’s network.
-
A.
O’Higgins Station
O’Higgins Station is a Chilean Antarctic research base located on the Antarctic Peninsula, used primarily for scientific studies and maintaining Chile’s presence in the region.
-
B.
Tasqueña station
Tasqueña station is a major southern transit hub in Mexico City that serves as the terminus for the Tren Ligero light rail and connects with the city’s metro and bus networks.
-
C.
Oruro railway junction
Oruro railway junction is a major rail hub in Bolivia that connects key lines linking the Andean highlands with other regions of the country and neighboring nations.
-
D.
San Carlos station
San Carlos station is a commuter rail station in San Carlos, California, serving Caltrain passengers on the San Francisco Peninsula.
-
E.
Eduardo Frei Montalva Station
Eduardo Frei Montalva Station is a Chilean Antarctic research base that also serves as a key logistical and civilian hub on King George Island.
- 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_69ab4ac8596c8190b34997e73d9e991c |
completed | March 6, 2026, 9:44 p.m. |
| NER | Named-entity recognition | batch_69abd8c6e540819087c7f92432b27b0f |
completed | March 7, 2026, 7:50 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af90a7021081909f81c4ddb48fa00c |
completed | March 10, 2026, 3:31 a.m. |
| NEDg | Description generation | batch_69af9172ba248190bbc68a00b43d9b44 |
completed | March 10, 2026, 3:35 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69af92500920819082c651f75a06dd72 |
completed | March 10, 2026, 3:38 a.m. |
Created at: March 6, 2026, 9:50 p.m.