Triple

T23345732

Position	Surface form	Disambiguated ID	Type / Status
Subject	Polybahn	`E591858`	entity
Predicate	hasStation	`P35`	FINISHED
Object	Central station (Polybahn)	`—`	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: Central station (Polybahn) | Statement: [Polybahn, hasStation, Central station (Polybahn)]

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

Target entity: Central station (Polybahn)
Context triple: [Polybahn, hasStation, Central station (Polybahn)]

A. Central station (Purple Line)
Central station (Purple Line) is a Chicago Transit Authority 'L' rapid transit stop on the Purple Line serving the Evanston area north of Chicago.
B. Central station
Central station is a major Mass Transit Railway (MTR) interchange and one of the busiest transport hubs on Hong Kong Island, connecting multiple urban rail lines and pedestrian networks.
C. Central station
Central station is a major railway hub providing key train connections for travelers to and from Cambridge city center.
D. Central station
Central station is a key Massachusetts Bay Transportation Authority (MBTA) subway stop on the Red Line located in Cambridge, Massachusetts, serving the Central Square area.
E. Government Center station
Government Center station is a major Boston subway hub and transfer point in downtown Boston, serving multiple MBTA Green Line branches and the Blue Line.
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: Central station (Polybahn)
Target entity description: Central station (Polybahn) is the lower valley terminus of Zurich’s historic Polybahn funicular, connecting the city center with the ETH Zurich campus on the hill.

A. Central station (Purple Line)
Central station (Purple Line) is a Chicago Transit Authority 'L' rapid transit stop on the Purple Line serving the Evanston area north of Chicago.
B. Central station
Central station is a major Mass Transit Railway (MTR) interchange and one of the busiest transport hubs on Hong Kong Island, connecting multiple urban rail lines and pedestrian networks.
C. Central station
Central station is a major railway hub providing key train connections for travelers to and from Cambridge city center.
D. Central station
Central station is a key Massachusetts Bay Transportation Authority (MBTA) subway stop on the Red Line located in Cambridge, Massachusetts, serving the Central Square area.
E. Government Center station
Government Center station is a major Boston subway hub and transfer point in downtown Boston, serving multiple MBTA Green Line branches and the Blue Line.
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_69e25d20e3d08190bcede87673cafb25`	completed	April 17, 2026, 4:17 p.m.
NER	Named-entity recognition	`batch_69f1983697408190b31817174ed4e77b`	completed	April 29, 2026, 5:33 a.m.

Created at: April 17, 2026, 5:19 p.m.