Triple
T8181173
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Subte |
E191062
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Leandro N. Alem station
Leandro N. Alem station is a terminal underground metro station in Buenos Aires, Argentina, serving as one end of the city’s Subte Line B.
|
E720350
|
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: Leandro N. Alem station | Statement: [Subte, hasStation, Leandro N. Alem station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Leandro N. Alem station Context triple: [Subte, hasStation, Leandro N. Alem station]
-
A.
Federico Lacroze station
Federico Lacroze station is a major Buenos Aires Underground stop in the Chacarita neighborhood, serving as an important transport hub that connects subway services with suburban rail lines.
-
B.
Nicolás Arriola station
Nicolás Arriola station is a passenger station on Line 1 of the Lima Metro system in Lima, Peru.
-
C.
Argentine Carlini Station
Argentine Carlini Station is an Argentine Antarctic research base on King George Island focused on scientific studies of the polar environment and climate.
-
D.
Pino Suárez station
Pino Suárez station is a major Mexico City Metro interchange hub located in the historic center, connecting multiple lines and serving as a key transit point for commuters.
-
E.
Plaza de Maipú station
Plaza de Maipú station is a western terminal station of the Santiago Metro that serves the Maipú commune in Chile’s capital.
- 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: Leandro N. Alem station Triple: [Subte, hasStation, Leandro N. Alem station]
Generated description
Leandro N. Alem station is a terminal underground metro station in Buenos Aires, Argentina, serving as one end of the city’s Subte Line B.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Leandro N. Alem station Target entity description: Leandro N. Alem station is a terminal underground metro station in Buenos Aires, Argentina, serving as one end of the city’s Subte Line B.
-
A.
Federico Lacroze station
Federico Lacroze station is a major Buenos Aires Underground stop in the Chacarita neighborhood, serving as an important transport hub that connects subway services with suburban rail lines.
-
B.
Nicolás Arriola station
Nicolás Arriola station is a passenger station on Line 1 of the Lima Metro system in Lima, Peru.
-
C.
Argentine Carlini Station
Argentine Carlini Station is an Argentine Antarctic research base on King George Island focused on scientific studies of the polar environment and climate.
-
D.
Pino Suárez station
Pino Suárez station is a major Mexico City Metro interchange hub located in the historic center, connecting multiple lines and serving as a key transit point for commuters.
-
E.
Plaza de Maipú station
Plaza de Maipú station is a western terminal station of the Santiago Metro that serves the Maipú commune in Chile’s capital.
- 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_69ca82c4538081909404325aa5639483 |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb4c4c2e388190b86854f8b1765e61 |
completed | March 31, 2026, 4:23 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cd3489fd8c8190a919aff6e3b3df31 |
completed | April 1, 2026, 3:06 p.m. |
| NEDg | Description generation | batch_69cd36ef47e88190ae96ea2459552247 |
completed | April 1, 2026, 3:17 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69cd4e9d362481908283d58b03c7ef9b |
completed | April 1, 2026, 4:58 p.m. |
Created at: March 30, 2026, 5:40 p.m.