Triple

T12166568
Position Surface form Disambiguated ID Type / Status
Subject Gare du Midi – Zuidstation E289845 entity
Predicate isMajorStopOn P3386 FINISHED
Object London–Brussels–Cologne rail corridor
The London–Brussels–Cologne rail corridor is a key high-speed international railway route linking the United Kingdom with Belgium and Germany via major European cities.
E969726 NE FINISHED

How this triple was built (4 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: London–Brussels–Cologne rail corridor | Statement: [Gare du Midi – Zuidstation, isMajorStopOn, London–Brussels–Cologne rail corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London–Brussels–Cologne rail corridor
Context triple: [Gare du Midi – Zuidstation, isMajorStopOn, London–Brussels–Cologne rail corridor]
  • A. Brussels–Luxembourg rail corridor
    The Brussels–Luxembourg rail corridor is a major international railway route linking Belgium’s capital with the Grand Duchy of Luxembourg, serving as an important axis for passenger and freight transport in Western Europe.
  • B. Rhine–Ruhr to Randstad rail corridor
    The Rhine–Ruhr to Randstad rail corridor is a major international railway route linking Germany’s densely populated Rhine–Ruhr region with the Randstad metropolitan area in the Netherlands, facilitating high-capacity passenger and freight transport between the two economic hubs.
  • C. Rhine–Alpine freight corridor
    The Rhine–Alpine freight corridor is a major European rail and inland waterway route that connects North Sea ports with industrial regions in the Rhine and Alpine areas, facilitating high-volume international cargo transport.
  • D. Amsterdam–Maastricht rail corridor
    The Amsterdam–Maastricht rail corridor is a major north–south railway axis in the Netherlands that connects the capital Amsterdam with the southern city of Maastricht via key intermediate hubs.
  • E. Cologne–Eupen railway
    The Cologne–Eupen railway is a cross-border rail line in western Germany and eastern Belgium that connects the city of Cologne with the Belgian town of Eupen, serving both regional and international passenger traffic.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: London–Brussels–Cologne rail corridor
Triple: [Gare du Midi – Zuidstation, isMajorStopOn, London–Brussels–Cologne rail corridor]
Generated description
The London–Brussels–Cologne rail corridor is a key high-speed international railway route linking the United Kingdom with Belgium and Germany via major European cities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: London–Brussels–Cologne rail corridor
Target entity description: The London–Brussels–Cologne rail corridor is a key high-speed international railway route linking the United Kingdom with Belgium and Germany via major European cities.
  • A. Brussels–Luxembourg rail corridor
    The Brussels–Luxembourg rail corridor is a major international railway route linking Belgium’s capital with the Grand Duchy of Luxembourg, serving as an important axis for passenger and freight transport in Western Europe.
  • B. Rhine–Ruhr to Randstad rail corridor
    The Rhine–Ruhr to Randstad rail corridor is a major international railway route linking Germany’s densely populated Rhine–Ruhr region with the Randstad metropolitan area in the Netherlands, facilitating high-capacity passenger and freight transport between the two economic hubs.
  • C. Rhine–Alpine freight corridor
    The Rhine–Alpine freight corridor is a major European rail and inland waterway route that connects North Sea ports with industrial regions in the Rhine and Alpine areas, facilitating high-volume international cargo transport.
  • D. Amsterdam–Maastricht rail corridor
    The Amsterdam–Maastricht rail corridor is a major north–south railway axis in the Netherlands that connects the capital Amsterdam with the southern city of Maastricht via key intermediate hubs.
  • E. Cologne–Eupen railway
    The Cologne–Eupen railway is a cross-border rail line in western Germany and eastern Belgium that connects the city of Cologne with the Belgian town of Eupen, serving both regional and international passenger traffic.
  • F. None of above. chosen

Provenance (5 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_69f60a85e42481908c5517a24f7688e0 completed May 2, 2026, 2:30 p.m.
NEDg Description generation batch_69f60bdb39f48190ad6bc51db6c34163 completed May 2, 2026, 2:36 p.m.
NED2 Entity disambiguation (via description) batch_69f60d4c30448190874f253b864ef61e completed May 2, 2026, 2:42 p.m.
Created at: April 8, 2026, 9:50 p.m.