Triple
T22183714
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Vienna U-Bahn line U4 |
E548235
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Hietzing 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: Hietzing station | Statement: [Vienna U-Bahn line U4, hasStation, Hietzing station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hietzing station Context triple: [Vienna U-Bahn line U4, hasStation, Hietzing station]
-
A.
Hatboro station
Hatboro station is a SEPTA Regional Rail stop in Hatboro, Pennsylvania, serving commuters on the Warminster Line to and from central Philadelphia.
-
B.
Elkins Park station
Elkins Park station is a historic commuter rail station in the Elkins Park neighborhood of Pennsylvania that serves SEPTA Regional Rail passengers traveling to and from the Philadelphia area.
-
C.
Wynnewood station
Wynnewood station is a commuter rail stop on SEPTA's Paoli/Thorndale Line located in the Wynnewood neighborhood of Lower Merion Township, Pennsylvania.
-
D.
Twinbrook Metro station
Twinbrook Metro station is a Washington Metro Red Line station in Rockville, Maryland, serving the Twinbrook neighborhood and nearby commercial areas.
-
E.
Fairmount station
Fairmount station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop in Boston’s Hyde Park neighborhood on the Fairmount 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: Hietzing station Target entity description: Hietzing station is a Vienna U-Bahn stop in the Hietzing district, serving passengers on the city’s U4 metro line.
-
A.
Hatboro station
Hatboro station is a SEPTA Regional Rail stop in Hatboro, Pennsylvania, serving commuters on the Warminster Line to and from central Philadelphia.
-
B.
Elkins Park station
Elkins Park station is a historic commuter rail station in the Elkins Park neighborhood of Pennsylvania that serves SEPTA Regional Rail passengers traveling to and from the Philadelphia area.
-
C.
Wynnewood station
Wynnewood station is a commuter rail stop on SEPTA's Paoli/Thorndale Line located in the Wynnewood neighborhood of Lower Merion Township, Pennsylvania.
-
D.
Twinbrook Metro station
Twinbrook Metro station is a Washington Metro Red Line station in Rockville, Maryland, serving the Twinbrook neighborhood and nearby commercial areas.
-
E.
Fairmount station
Fairmount station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop in Boston’s Hyde Park neighborhood on the Fairmount 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_69e11e3e0c7c8190b30d278845e2497e |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f12aa75440819084cbe9176b9edb47 |
completed | April 28, 2026, 9:46 p.m. |
Created at: April 16, 2026, 8:35 p.m.