Triple
T14943377
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ludgate Circus |
E372586
|
entity |
| Predicate | hasNearbyUndergroundStation |
P5648
|
FINISHED |
| Object | Blackfriars tube station |
—
|
NE NERFINISHED |
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: Blackfriars tube station | Statement: [Ludgate Circus, hasNearbyUndergroundStation, Blackfriars tube station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Blackfriars tube station Context triple: [Ludgate Circus, hasNearbyUndergroundStation, Blackfriars tube station]
-
A.
Blackfriars station
chosen
Blackfriars station is a central London railway and London Underground interchange on the north bank of the River Thames, serving both mainline and Tube services.
-
B.
Uxbridge tube station
Uxbridge tube station is a London Underground station in west London serving as the terminus for both the Metropolitan and Piccadilly lines.
-
C.
Hammersmith tube station
Hammersmith tube station is a major London Underground interchange in west London, serving multiple lines and providing access to the Hammersmith area’s commercial and residential districts.
-
D.
Redbridge tube station
Redbridge tube station is a London Underground station on the Central line serving the Redbridge area in East London.
-
E.
Barbican station
Barbican station is a London Underground station in the City of London serving the Circle, Hammersmith & City, and Metropolitan lines near the Barbican Centre.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d85cc9da0c81908d583ca3f63a3908 |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69ded68c1df0819084c0cd61b207d398 |
completed | April 15, 2026, 12:06 a.m. |
Created at: April 10, 2026, 2:38 a.m.