Triple
T16821996
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Velsertunnel |
E408915
|
entity |
| Predicate | railwayPartOf |
P57554
|
FINISHED |
| Object | Haarlem–Uitgeest railway line |
E662151
|
NE FINISHED |
How this triple was built (3 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: Haarlem–Uitgeest railway line | Statement: [Velsertunnel, railwayPartOf, Haarlem–Uitgeest railway line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Haarlem–Uitgeest railway line Context triple: [Velsertunnel, railwayPartOf, Haarlem–Uitgeest railway line]
-
A.
Haarlem–Uitgeest railway
chosen
The Haarlem–Uitgeest railway is a regional rail line in North Holland, Netherlands, connecting the city of Haarlem with Uitgeest and serving several intermediate towns along the North Sea coast.
-
B.
Haarlem–Leiden railway
The Haarlem–Leiden railway is a historic rail line in the Netherlands that connects the cities of Haarlem and Leiden and serves several intermediate towns in the province of North Holland.
-
C.
Haarlem–Zandvoort railway
The Haarlem–Zandvoort railway is a short Dutch rail line in North Holland that connects the city of Haarlem with the coastal resort town of Zandvoort, serving as an important route for commuters and beachgoers.
-
D.
Utrecht–Hilversum–Amersfoort railway
The Utrecht–Hilversum–Amersfoort railway is a key Dutch rail route connecting the central hub of Utrecht with the cities of Hilversum and Amersfoort in the central Netherlands.
-
E.
Amsterdam–Haarlem–Rotterdam railway
The Amsterdam–Haarlem–Rotterdam railway is one of the Netherlands’ oldest and most important mainline rail routes, connecting major cities in the Randstad region.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: railwayPartOf Context triple: [Velsertunnel, railwayPartOf, Haarlem–Uitgeest railway line]
-
A.
railwayLine
Indicates that there is a railway line connection or route associated with or passing through the referenced entity.
-
B.
railwayConnectsTo
Indicates that one railway line, track, or network is directly linked or joined to another, allowing trains to move between them.
-
C.
railComponent
Indicates a relationship where one entity is a structural or functional part of a rail or railway system component of another entity.
-
D.
connectsToRailStation
Indicates that one entity has a direct link, route, or access connection to a rail station.
-
E.
partOfRailwayCorridor
chosen
Indicates that one entity is a segment, component, or area belonging to or contained within a specific railway corridor.
- F. None of above.
Provenance (4 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_69d88394566c8190b3dcbdc72935f7fa |
completed | April 10, 2026, 4:59 a.m. |
| NER | Named-entity recognition | batch_69e3b2e77ab88190be1ec8179251864e |
completed | April 18, 2026, 4:35 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00c2a08ac8819098e7094ee5ce4ed5 |
completed | May 10, 2026, 5:38 p.m. |
| PD | Predicate disambiguation | batch_69e32b814b188190aee525f8779203cd |
completed | April 18, 2026, 6:58 a.m. |
Created at: April 10, 2026, 5:23 a.m.