Triple
T15721141
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Blue Line (Washington Metro) |
E381095
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Rosslyn station |
E75823
|
NE FINISHED |
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: Rosslyn station | Statement: [Blue Line (Washington Metro), hasStation, Rosslyn station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rosslyn station Context triple: [Blue Line (Washington Metro), hasStation, Rosslyn station]
-
A.
Rosslyn station
chosen
Rosslyn station is a major Washington Metro transfer hub in Arlington, Virginia, serving as a key connection point between multiple lines and routes into downtown D.C.
-
B.
Rosebank station
Rosebank station is a major rapid-transit rail station in Johannesburg, South Africa, serving the affluent Rosebank district as part of the Gautrain network.
-
C.
Midlothian station
Midlothian station is a commuter rail stop in Midlothian, Illinois, serving passengers on Metra’s SouthWest Service line in the Chicago metropolitan area.
-
D.
Blair station
Blair station is an eastern Ottawa light rail transit station that serves as a key terminus and transfer point for the city’s O-Train network.
-
E.
Lothian Road station
Lothian Road station was a former railway station in central Edinburgh, Scotland, later known as Edinburgh Princes Street station.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d86d9bf930819082b30cf6d169297c |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e04fb0b51081908e652ec4992296fa |
completed | April 16, 2026, 2:55 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff75866b548190b07392b05e631192 |
completed | May 9, 2026, 5:57 p.m. |
Created at: April 10, 2026, 4:45 a.m.