Triple
T16733905
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bruce Grove railway station |
E406667
|
entity |
| Predicate | line |
P1293
|
FINISHED |
| Object | Seven Sisters branch of the Lea Valley Lines |
E163493
|
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: Seven Sisters branch of the Lea Valley Lines | Statement: [Bruce Grove railway station, line, Seven Sisters branch of the Lea Valley Lines]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Seven Sisters branch of the Lea Valley Lines Context triple: [Bruce Grove railway station, line, Seven Sisters branch of the Lea Valley Lines]
-
A.
Lea Valley lines
chosen
The Lea Valley lines are a group of suburban and regional railway routes in northeast London and Hertfordshire that follow the River Lea, providing commuter services into central London.
-
B.
Cockfosters branch
The Cockfosters branch is the eastern arm of the London Underground’s Piccadilly line, running from central London out to its terminus at Cockfosters in north London.
-
C.
Greenford branch line
The Greenford branch line is a short suburban railway line in West London that connects Greenford to the Great Western Main Line, primarily serving local commuter traffic.
-
D.
Styal Line
The Styal Line is a suburban railway route in Greater Manchester, England, connecting central Manchester with Manchester Airport and surrounding areas.
-
E.
High Barnet branch
The High Barnet branch is a northern suburban section of London’s Northern line that runs from central London up to High Barnet in the London Borough of Barnet.
- 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_69d8838ffb088190a0b11149929006bf |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e39c38c9cc8190a3220cc3684388dc |
completed | April 18, 2026, 2:59 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a009d4c723c8190ad92628f4164d11c |
completed | May 10, 2026, 2:59 p.m. |
Created at: April 10, 2026, 5:20 a.m.