Triple
T16972905
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Madrid metropolitan area |
E411731
|
entity |
| Predicate | hasMajorRailStation |
P1071
|
FINISHED |
| Object | Madrid Atocha railway station |
E143930
|
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: Madrid Atocha railway station | Statement: [Madrid metropolitan area, hasMajorRailStation, Madrid Atocha railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Madrid Atocha railway station Context triple: [Madrid metropolitan area, hasMajorRailStation, Madrid Atocha railway station]
-
A.
Madrid Atocha railway station
chosen
Madrid Atocha railway station is the largest and one of the busiest train stations in Madrid, serving as a central hub for high-speed, regional, and commuter rail services across Spain.
-
B.
Madrid Chamartín railway station
Madrid Chamartín railway station is one of Madrid’s main rail hubs, serving long-distance, high-speed, and commuter trains and connecting the city with numerous national and regional destinations.
-
C.
Valdemoro railway station
Valdemoro railway station is a suburban rail station in Valdemoro, Spain, serving as part of the Cercanías Madrid commuter rail network.
-
D.
Atocha Renfe metro station
Atocha Renfe metro station is a major Madrid Metro stop integrated with the city’s main Atocha railway complex, serving as a key hub for local and regional rail connections.
-
E.
Seville Santa Justa railway station
Seville Santa Justa railway station is the main rail hub in Seville, Spain, known for its modern design and role as a key stop on the country’s high-speed rail network.
- 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_69d886ca8f348190812768ea8d5055ce |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3d0ae47f08190a13e98d20aba7f16 |
completed | April 18, 2026, 6:42 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a012eccd1e48190aa0dc64562d6ff1f |
completed | May 11, 2026, 1:20 a.m. |
Created at: April 10, 2026, 5:31 a.m.