Triple

T12164967
Position Surface form Disambiguated ID Type / Status
Subject Bromley North railway station E289806 entity
Predicate locatedOn P40 FINISHED
Object Bromley North branch line E975479 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: Bromley North branch line | Statement: [Bromley North railway station, locatedOn, Bromley North branch line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Bromley North branch line
Context triple: [Bromley North railway station, locatedOn, Bromley North branch line]
  • A. Bromley North Line chosen
    The Bromley North Line is a short suburban railway branch in southeast London that connects Bromley North to the main line at Grove Park, providing commuter services into central London.
  • B. Bexleyheath Line
    The Bexleyheath Line is a suburban railway route in southeast London that connects central London with areas such as Bexleyheath and Dartford.
  • C. Epping line
    The Epping line was a suburban railway line in Melbourne, Australia, that historically served the northern suburbs before being extended and renamed the Mernda line.
  • D. Eastleigh–Romsey line
    The Eastleigh–Romsey line is a regional railway route in Hampshire, England, connecting the towns of Eastleigh and Romsey and serving intermediate communities such as Chandler's Ford.
  • E. Sidcup Line
    The Sidcup Line is a suburban railway route in southeast London that connects central London with areas such as Sidcup and beyond, forming part of the Southeastern rail network.
  • 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_69d6ab4d6c00819095a9a7c35de83cfb completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d915d7109481908bf5fe512bba3c89 completed April 10, 2026, 3:23 p.m.
NED1 Entity disambiguation (via context triple) batch_69f63ee46e608190ac824c3c8306013e completed May 2, 2026, 6:13 p.m.
Created at: April 8, 2026, 9:50 p.m.