Triple
T8223735
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Line B (Buenos Aires Underground) |
E192126
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Leandro N. Alem station |
E720350
|
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: Leandro N. Alem station | Statement: [Line B (Buenos Aires Underground), 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: [Line B (Buenos Aires Underground), hasStation, Leandro N. Alem station]
-
A.
Leandro N. Alem station
chosen
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.
-
B.
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.
-
C.
Nicolás Arriola station
Nicolás Arriola station is a passenger station on Line 1 of the Lima Metro system in Lima, Peru.
-
D.
Bartolomé Mitre station
Bartolomé Mitre station is a railway terminus in Buenos Aires, Argentina, serving as the endpoint of one of the branches of the Mitre Line suburban rail network.
-
E.
Vicente López station
Vicente López station is a commuter rail stop in the Buenos Aires metropolitan area, serving the Vicente López district on Argentina’s Mitre 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_69ca82c9a8ac81908b011c38698456e4 |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb77cc351481908d7dcd6d3d15d59f |
completed | March 31, 2026, 7:29 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cfc917acf881908aa76d38d7b62e0d |
completed | April 3, 2026, 2:05 p.m. |
Created at: March 30, 2026, 5:45 p.m.