Triple
T12638564
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Northwood |
E301829
|
entity |
| Predicate | isOnBranch |
P20674
|
FINISHED |
| Object | Metropolitan line Aylesbury services (National Rail beyond Amersham) |
E61513
|
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: Metropolitan line Aylesbury services (National Rail beyond Amersham) | Statement: [Northwood, isOnBranch, Metropolitan line Aylesbury services (National Rail beyond Amersham)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Metropolitan line Aylesbury services (National Rail beyond Amersham) Context triple: [Northwood, isOnBranch, Metropolitan line Aylesbury services (National Rail beyond Amersham)]
-
A.
London to Aylesbury Line
The London to Aylesbury Line is a commuter rail route in England connecting London with the town of Aylesbury, primarily serving passengers in Buckinghamshire and surrounding areas.
-
B.
Oxford–Bicester line
The Oxford–Bicester line is a railway route in Oxfordshire, England, connecting Oxford with the town of Bicester as part of the regional and commuter rail network.
-
C.
Slough–Windsor & Eton line
The Slough–Windsor & Eton line is a short branch railway in Berkshire, England, connecting Slough on the Great Western Main Line with the town of Windsor and its Windsor & Eton Central terminus.
-
D.
Brighton Line services
Brighton Line services are New York City Subway operations running along the BMT Brighton Line in Brooklyn, primarily served by the Q train and connecting southern Brooklyn neighborhoods with Midtown Manhattan.
-
E.
Metropolitan line
chosen
The Metropolitan line is one of the oldest lines of the London Underground, running from central London into the northwestern suburbs and beyond.
- 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_69d7bdec9f9c8190b4bac675b7588211 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d961499de08190bdba66ca40b021be |
completed | April 10, 2026, 8:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f668754acc8190b5585dbd35387867 |
completed | May 2, 2026, 9:11 p.m. |
Created at: April 9, 2026, 5:16 p.m.