Triple
T21256567
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amsterdam Sloterdijk railway station |
E523884
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object | Den Helder–Amsterdam railway |
—
|
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: Den Helder–Amsterdam railway | Statement: [Amsterdam Sloterdijk railway station, railwayLine, Den Helder–Amsterdam railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Den Helder–Amsterdam railway Context triple: [Amsterdam Sloterdijk railway station, railwayLine, Den Helder–Amsterdam railway]
-
A.
Den Helder–Amsterdam railway
chosen
The Den Helder–Amsterdam railway is a major rail line in the Netherlands that links the northern coastal city of Den Helder with the capital Amsterdam, serving as an important corridor for regional and intercity passenger services.
-
B.
Amsterdam–Alkmaar railway
The Amsterdam–Alkmaar railway is a major rail route in the Netherlands connecting Amsterdam with the city of Alkmaar and serving several intermediate towns in North Holland.
-
C.
Amsterdam–Arnhem railway
The Amsterdam–Arnhem railway is a major Dutch rail corridor connecting Amsterdam with the eastern city of Arnhem and forming part of the international route toward Germany.
-
D.
Leeuwarden–Groningen railway
The Leeuwarden–Groningen railway is a regional rail line in the northern Netherlands that connects the cities of Leeuwarden and Groningen through several intermediate towns.
-
E.
Amsterdam–Zaandam–Enkhuizen railway
The Amsterdam–Zaandam–Enkhuizen railway is a key rail route in the Netherlands connecting Amsterdam with the Zaan region and the historic port town of Enkhuizen.
- 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_69e0b5146c108190adc9adb73e90abff |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e735a1f9e08190b494f582bcae5c35 |
completed | April 21, 2026, 8:30 a.m. |
Created at: April 16, 2026, 3:58 p.m.