Triple
T1514763
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amsterdam Metro network |
E32093
|
entity |
| Predicate | North–South LineTermini |
P26272
|
FINISHED |
| Object |
Noord – Zuid (Station Zuid)
Noord – Zuid (Station Zuid) is a major Amsterdam Metro station serving as a key terminus and interchange point on the city’s North–South Line.
|
E172720
|
NE FINISHED |
How this triple was built (5 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: Noord – Zuid (Station Zuid) | Statement: [Amsterdam Metro network, North–South LineTermini, Noord – Zuid (Station Zuid)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Noord – Zuid (Station Zuid) Context triple: [Amsterdam Metro network, North–South LineTermini, Noord – Zuid (Station Zuid)]
-
A.
Delft railway station
Delft railway station is a major railway hub in the Dutch city of Delft, known for its modern integrated station building and municipal offices built above an underground rail tunnel.
-
B.
Vijzelgracht metro station
Vijzelgracht metro station is an underground station on Amsterdam’s North–South metro line, serving the central canal belt area near Vijzelstraat.
-
C.
Hoofddorp railway station
Hoofddorp railway station is a major commuter and intercity rail stop in the town of Hoofddorp in the Dutch province of North Holland, serving as an important link in the Amsterdam metropolitan transport network.
-
D.
Nijmegen railway station
Nijmegen railway station is the main train station serving the Dutch city of Nijmegen, providing regional and intercity rail connections.
-
E.
Soestdijk railway station
Soestdijk railway station is a local train stop in the Netherlands serving the Soestdijk area, including the historic Soestdijk Palace.
- 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: Noord – Zuid (Station Zuid) Triple: [Amsterdam Metro network, North–South LineTermini, Noord – Zuid (Station Zuid)]
Generated description
Noord – Zuid (Station Zuid) is a major Amsterdam Metro station serving as a key terminus and interchange point on the city’s North–South Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Noord – Zuid (Station Zuid) Target entity description: Noord – Zuid (Station Zuid) is a major Amsterdam Metro station serving as a key terminus and interchange point on the city’s North–South Line.
-
A.
Delft railway station
Delft railway station is a major railway hub in the Dutch city of Delft, known for its modern integrated station building and municipal offices built above an underground rail tunnel.
-
B.
Vijzelgracht metro station
Vijzelgracht metro station is an underground station on Amsterdam’s North–South metro line, serving the central canal belt area near Vijzelstraat.
-
C.
Hoofddorp railway station
Hoofddorp railway station is a major commuter and intercity rail stop in the town of Hoofddorp in the Dutch province of North Holland, serving as an important link in the Amsterdam metropolitan transport network.
-
D.
Nijmegen railway station
Nijmegen railway station is the main train station serving the Dutch city of Nijmegen, providing regional and intercity rail connections.
-
E.
Soestdijk railway station
Soestdijk railway station is a local train stop in the Netherlands serving the Soestdijk area, including the historic Soestdijk Palace.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: North–South LineTermini Context triple: [Amsterdam Metro network, North–South LineTermini, Noord – Zuid (Station Zuid)]
-
A.
subwayLine
Indicates that there is a subway line connection or service relationship between the referenced entities.
-
B.
railwayLine
Indicates that there is a railway line connection or route associated with or passing through the referenced entity.
-
C.
lineName
Indicates the specific name or designation assigned to a particular line (such as a route, path, or service) that distinguishes it from other lines.
-
D.
northSouthRoutes
Indicates that there are routes or connections running in a generally north–south direction between the related entities.
-
E.
railLineTerminus
chosen
Indicates that a rail line ends or terminates at the specified location or station.
- F. None of above.
Provenance (6 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_69a885e8caf88190a5fbb6159ce87786 |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a9396e16408190b5e7b0ac43376d81 |
completed | March 5, 2026, 8:06 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad23429f1c81909f435030de687675 |
completed | March 8, 2026, 7:20 a.m. |
| NEDg | Description generation | batch_69ad24acd82481908b052cecb555b213 |
completed | March 8, 2026, 7:26 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad254d930c81908932aa76640121ba |
completed | March 8, 2026, 7:29 a.m. |
| PD | Predicate disambiguation | batch_69a907aa67cc81909f00135365447399 |
completed | March 5, 2026, 4:33 a.m. |
Created at: March 4, 2026, 7:26 p.m.