Triple
T1235999
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cercanías Madrid |
E26548
|
entity |
| Predicate | secondaryHub |
P8522
|
FINISHED |
| Object |
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.
|
E145156
|
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: Madrid Chamartín railway station | Statement: [Cercanías Madrid, secondaryHub, Madrid Chamartín railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Madrid Chamartín railway station Context triple: [Cercanías Madrid, secondaryHub, Madrid Chamartín railway station]
-
A.
Madrid Atocha railway station
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.
Auditorio metro station
Auditorio metro station is a Mexico City Metro station on Line 7 that serves the Polanco and Chapultepec area, providing access to major cultural venues such as the National Auditorium and the National Museum of Anthropology.
-
C.
Madrid Metro
Madrid Metro is the extensive rapid transit system serving Spain’s capital, known for its large network, frequent service, and role as a primary mode of urban transportation.
-
D.
Valladolid-Campo Grande railway station
Valladolid-Campo Grande railway station is the main rail hub in Valladolid, Spain, serving regional, long-distance, and high-speed train services.
-
E.
Príncipe Pío station
Príncipe Pío station is a major intermodal transport hub in Madrid, Spain, combining commuter rail, metro, and bus services in a historic former railway terminal.
- 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: Madrid Chamartín railway station Triple: [Cercanías Madrid, secondaryHub, Madrid Chamartín railway station]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Madrid Chamartín railway station Target entity description: 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.
-
A.
Madrid Atocha railway station
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.
Auditorio metro station
Auditorio metro station is a Mexico City Metro station on Line 7 that serves the Polanco and Chapultepec area, providing access to major cultural venues such as the National Auditorium and the National Museum of Anthropology.
-
C.
Madrid Metro
Madrid Metro is the extensive rapid transit system serving Spain’s capital, known for its large network, frequent service, and role as a primary mode of urban transportation.
-
D.
Valladolid-Campo Grande railway station
Valladolid-Campo Grande railway station is the main rail hub in Valladolid, Spain, serving regional, long-distance, and high-speed train services.
-
E.
Príncipe Pío station
Príncipe Pío station is a major intermodal transport hub in Madrid, Spain, combining commuter rail, metro, and bus services in a historic former railway terminal.
- 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_69a4948571c88190a9191e451e6035fd |
completed | March 1, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69a4bf17e0bc8190a066561e6b629fc0 |
completed | March 1, 2026, 10:35 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac997c6acc819099b1ae6e9ef47a8e |
completed | March 7, 2026, 9:32 p.m. |
| NEDg | Description generation | batch_69ac99ef5e308190858cf45c0707aa74 |
completed | March 7, 2026, 9:34 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ac9ac980f48190a23da8b222ec7601 |
completed | March 7, 2026, 9:38 p.m. |
Created at: March 1, 2026, 7:47 p.m.