Triple
T12756363
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | City and South London Railway |
E304869
|
entity |
| Predicate | laterNorthernTerminus |
P106167
|
FINISHED |
| Object | Euston |
E9460
|
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: Euston | Statement: [City and South London Railway, laterNorthernTerminus, Euston]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Euston Context triple: [City and South London Railway, laterNorthernTerminus, Euston]
-
A.
Euston
Euston is a small rural village and civil parish in Suffolk, England, known for its historic Euston Hall and surrounding estate.
-
B.
London Euston
chosen
London Euston is a major central London railway terminus and key hub for intercity services on the West Coast Main Line.
-
C.
Upminster station
Upminster station is a major transport hub in east London serving as an interchange between National Rail services and the eastern terminus of the London Underground’s District line.
-
D.
Islington station
Islington station is a subway station in Toronto, Ontario, serving the western end of Line 2 Bloor–Danforth and acting as a key transit hub with bus connections to the surrounding Etobicoke area.
-
E.
Islington station
Islington station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop serving the Islington neighborhood of Westwood, Massachusetts.
- 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_69d7bdf1fcd081909ffb0e0d6fa3a07d |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d96facb2d48190bc12efc00c9da360 |
completed | April 10, 2026, 9:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f67c9aa6308190bfcb1511a561c0f9 |
completed | May 2, 2026, 10:37 p.m. |
Created at: April 9, 2026, 5:27 p.m.