Triple
T18373515
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Torrejón de Ardoz railway station |
E446247
|
entity |
| Predicate | connectsTo |
P845
|
FINISHED |
| Object | Chamartín railway station |
—
|
NE NERFINISHED |
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: Chamartín railway station | Statement: [Torrejón de Ardoz railway station, connectsTo, Chamartín railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chamartín railway station Context triple: [Torrejón de Ardoz railway station, connectsTo, Chamartín railway station]
-
A.
Chamartín metro station
Chamartín metro station is a major Madrid Metro interchange located beneath the Chamartín railway station, connecting several metro lines with regional and long-distance train services.
-
B.
Madrid Chamartín railway station
chosen
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.
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.
-
D.
Puerta del Sol metro station
Puerta del Sol metro station is a major underground transport hub in central Madrid, Spain, serving multiple metro and commuter rail lines beneath the famous Puerta del Sol square.
-
E.
Moncloa metro station
Moncloa metro station is a major Madrid Metro hub and transport interchange serving the Moncloa district in western Madrid.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8b9f370b88190b1e5081c2c238e7f |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e517561edc8190b5d2834707ab662b |
completed | April 19, 2026, 5:56 p.m. |
Created at: April 10, 2026, 10:45 a.m.