Triple

T23365891

Position	Surface form	Disambiguated ID	Type / Status
Subject	Doornfontein	`E593318`	entity
Predicate	hasRailwayStation	`P918`	FINISHED
Object	Doornfontein railway station	`—`	NE NERFINISHED

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: Doornfontein railway station | Statement: [Doornfontein, hasRailwayStation, Doornfontein railway station]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Doornfontein railway station
Context triple: [Doornfontein, hasRailwayStation, Doornfontein railway station]

A. Roodt railway station
Roodt railway station is a local train station in Luxembourg that serves the town of Roodt-sur-Syre on the country’s rail network.
B. Fish Hoek railway station
Fish Hoek railway station is a coastal train station in Fish Hoek, Cape Town, serving as a key stop on the scenic Southern Line along False Bay.
C. Heyendaal railway station
Heyendaal railway station is a local train station in Nijmegen, Netherlands, serving the university and hospital area around the Heyendaal campus.
D. Ermelo railway station
Ermelo railway station is a regional train station in the town of Ermelo in the Netherlands, serving passengers on the main line between Utrecht and Zwolle.
E. Muizenberg railway station
Muizenberg railway station is a coastal train station in the Cape Town suburb of Muizenberg, South Africa, serving as a key stop on the Southern Line along False Bay.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Doornfontein railway station
Target entity description: Doornfontein railway station is a commuter rail station in the Doornfontein area of Johannesburg, South Africa, serving local passenger traffic on the city’s rail network.

A. Roodt railway station
Roodt railway station is a local train station in Luxembourg that serves the town of Roodt-sur-Syre on the country’s rail network.
B. Fish Hoek railway station
Fish Hoek railway station is a coastal train station in Fish Hoek, Cape Town, serving as a key stop on the scenic Southern Line along False Bay.
C. Heyendaal railway station
Heyendaal railway station is a local train station in Nijmegen, Netherlands, serving the university and hospital area around the Heyendaal campus.
D. Ermelo railway station
Ermelo railway station is a regional train station in the town of Ermelo in the Netherlands, serving passengers on the main line between Utrecht and Zwolle.
E. Muizenberg railway station
Muizenberg railway station is a coastal train station in the Cape Town suburb of Muizenberg, South Africa, serving as a key stop on the Southern Line along False Bay.
F. None of above. chosen

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_69e25d2593c88190bcdf4a716a94ccb2`	completed	April 17, 2026, 4:17 p.m.
NER	Named-entity recognition	`batch_69f1a0ac7494819082e98ac5632eba28`	completed	April 29, 2026, 6:09 a.m.

Created at: April 17, 2026, 5:31 p.m.