Triple
T5535734
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Madrid Chamartín railway station |
E145156
|
entity |
| Predicate | servedByOperator |
P5884
|
FINISHED |
| Object |
Renfe Alvia
Renfe Alvia is a Spanish long-distance high-speed train service operated by Renfe that combines standard and variable-gauge rolling stock to connect major cities across both high-speed and conventional rail lines.
|
E535883
|
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: Renfe Alvia | Statement: [Madrid Chamartín railway station, servedByOperator, Renfe Alvia]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Renfe Alvia Context triple: [Madrid Chamartín railway station, servedByOperator, Renfe Alvia]
-
A.
Talgo 350
The Talgo 350 is a high-speed electric train developed by Spanish manufacturer Talgo, designed for very fast intercity services and widely used on premium high-speed rail lines.
-
B.
Spanish AVE
Spanish AVE is Spain’s national high-speed rail service, known for its extensive network, modern trains, and fast connections between major cities such as Madrid, Barcelona, and Seville.
-
C.
Renfe Operadora
Renfe Operadora is Spain’s national state-owned railway company, responsible for operating most passenger and freight rail services across the country.
-
D.
Tren Ligero
Tren Ligero is a light rail transit system in Mexico City that complements the metro and bus networks by serving southern areas of the city.
-
E.
Seville commuter rail
Seville commuter rail is a regional rail network serving the metropolitan area of Seville, Spain, connecting the city with its surrounding suburbs and towns.
- 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: Renfe Alvia Triple: [Madrid Chamartín railway station, servedByOperator, Renfe Alvia]
Generated description
Renfe Alvia is a Spanish long-distance high-speed train service operated by Renfe that combines standard and variable-gauge rolling stock to connect major cities across both high-speed and conventional rail lines.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Renfe Alvia Target entity description: Renfe Alvia is a Spanish long-distance high-speed train service operated by Renfe that combines standard and variable-gauge rolling stock to connect major cities across both high-speed and conventional rail lines.
-
A.
Talgo 350
The Talgo 350 is a high-speed electric train developed by Spanish manufacturer Talgo, designed for very fast intercity services and widely used on premium high-speed rail lines.
-
B.
Spanish AVE
Spanish AVE is Spain’s national high-speed rail service, known for its extensive network, modern trains, and fast connections between major cities such as Madrid, Barcelona, and Seville.
-
C.
Renfe Operadora
Renfe Operadora is Spain’s national state-owned railway company, responsible for operating most passenger and freight rail services across the country.
-
D.
Tren Ligero
Tren Ligero is a light rail transit system in Mexico City that complements the metro and bus networks by serving southern areas of the city.
-
E.
Seville commuter rail
Seville commuter rail is a regional rail network serving the metropolitan area of Seville, Spain, connecting the city with its surrounding suburbs and towns.
- 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_69c008f9955881909bfa8348b56b4739 |
completed | March 22, 2026, 3:21 p.m. |
| NER | Named-entity recognition | batch_69c01faed1d08190b6a57faedaf1b56a |
completed | March 22, 2026, 4:58 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c04ce6a3bc8190958b9356bb788d72 |
completed | March 22, 2026, 8:11 p.m. |
| NEDg | Description generation | batch_69c04e8422dc8190879ee52bd6850565 |
completed | March 22, 2026, 8:18 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c04f3963888190b1c85b3bb9ff5d44 |
completed | March 22, 2026, 8:21 p.m. |
Created at: March 22, 2026, 3:34 p.m.