Triple

T3997915
Position Surface form Disambiguated ID Type / Status
Subject LGV Nord E87141 entity
Predicate formsPartOfCorridor P2566 FINISHED
Object Paris–London high-speed corridor
The Paris–London high-speed corridor is a major international rail route linking the French and British capitals via high-speed lines and the Channel Tunnel, enabling fast Eurostar services between the two cities.
 E408789 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: Paris–London high-speed corridor | Statement: [LGV Nord, formsPartOfCorridor, Paris–London high-speed corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Paris–London high-speed corridor
Context triple: [LGV Nord, formsPartOfCorridor, Paris–London high-speed corridor]
  • A. Paris–Bordeaux high-speed rail corridor
    The Paris–Bordeaux high-speed rail corridor is a major French TGV route that links the capital to southwestern France, significantly reducing travel times and enhancing national and international rail connectivity.
  • B. Sud Europe Atlantique high-speed line
    The Sud Europe Atlantique high-speed line is a French high-speed railway connecting Tours and Bordeaux, forming a key segment of the TGV network toward southwestern France and Spain.
  • C. Paris–Stuttgart high-speed service
    The Paris–Stuttgart high-speed service is an international high-speed rail connection linking the French capital with the German city of Stuttgart as part of the cross-border TGV/ICE network.
  • D. Mediterranean high-speed line
    The Mediterranean high-speed line is a French high-speed railway corridor that extends the TGV network from the Rhône Valley toward the Mediterranean coast, significantly reducing travel times to cities like Marseille.
  • E. TGV Lyria
    TGV Lyria is a high-speed train service linking France and Switzerland, operated as a joint venture between SNCF and Swiss Federal Railways.
  • 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: Paris–London high-speed corridor
Triple: [LGV Nord, formsPartOfCorridor, Paris–London high-speed corridor]
Generated description
The Paris–London high-speed corridor is a major international rail route linking the French and British capitals via high-speed lines and the Channel Tunnel, enabling fast Eurostar services between the two cities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Paris–London high-speed corridor
Target entity description: The Paris–London high-speed corridor is a major international rail route linking the French and British capitals via high-speed lines and the Channel Tunnel, enabling fast Eurostar services between the two cities.
  • A. Paris–Bordeaux high-speed rail corridor
    The Paris–Bordeaux high-speed rail corridor is a major French TGV route that links the capital to southwestern France, significantly reducing travel times and enhancing national and international rail connectivity.
  • B. Sud Europe Atlantique high-speed line
    The Sud Europe Atlantique high-speed line is a French high-speed railway connecting Tours and Bordeaux, forming a key segment of the TGV network toward southwestern France and Spain.
  • C. Paris–Stuttgart high-speed service
    The Paris–Stuttgart high-speed service is an international high-speed rail connection linking the French capital with the German city of Stuttgart as part of the cross-border TGV/ICE network.
  • D. Mediterranean high-speed line
    The Mediterranean high-speed line is a French high-speed railway corridor that extends the TGV network from the Rhône Valley toward the Mediterranean coast, significantly reducing travel times to cities like Marseille.
  • E. TGV Lyria
    TGV Lyria is a high-speed train service linking France and Switzerland, operated as a joint venture between SNCF and Swiss Federal Railways.
  • 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_69aed94118148190975e6aa4e554cde9 completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aefa3ef7ac8190abe02f440ff83c43 completed March 9, 2026, 4:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5562139b481909faba39f4f36cd26 completed March 14, 2026, 12:35 p.m.
NEDg Description generation batch_69b5569d6b9c8190bea12fcfb9b444d9 completed March 14, 2026, 12:37 p.m.
NED2 Entity disambiguation (via description) batch_69b55706a2708190aeb41591b91f0fba completed March 14, 2026, 12:39 p.m.
Created at: March 9, 2026, 3:34 p.m.