Triple

T17070174
Position Surface form Disambiguated ID Type / Status
Subject Compagnie du chemin de fer électrique souterrain Nord-Sud de Paris E414194 entity
Predicate operatedUndergroundRailway P125738 FINISHED
Object Nord-Sud network
The Nord-Sud network was an early 20th-century Parisian underground railway system that later became part of the Paris Métro.
E1247436 NE FINISHED

How this triple was built (5 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: Nord-Sud network | Statement: [Compagnie du chemin de fer électrique souterrain Nord-Sud de Paris, operatedUndergroundRailway, Nord-Sud network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Nord-Sud network
Context triple: [Compagnie du chemin de fer électrique souterrain Nord-Sud de Paris, operatedUndergroundRailway, Nord-Sud network]
  • A. Europe–Africa transport network
    The Europe–Africa transport network is a system of interconnected ports, shipping routes, and logistics corridors that facilitate trade and passenger movement between the European and African continents.
  • B. Mediterranean transport network
    The Mediterranean transport network is a strategic system of interconnected road, rail, and maritime routes that facilitates regional trade, mobility, and economic integration among countries bordering the Mediterranean Sea.
  • C. Atlantic–Mediterranean corridor
    The Atlantic–Mediterranean corridor is a major trans-European transport route linking Spain’s Atlantic coast with the Mediterranean region to facilitate freight and passenger movement.
  • D. Paris–northern Europe corridor
    The Paris–northern Europe corridor is a major trans-European transport route linking the Paris region with key economic and port centers in northern Europe.
  • E. Linha do Leste
    Linha do Leste is a historic Portuguese railway line in eastern Portugal that connects the country to the Spanish rail network.
  • 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: Nord-Sud network
Triple: [Compagnie du chemin de fer électrique souterrain Nord-Sud de Paris, operatedUndergroundRailway, Nord-Sud network]
Generated description
The Nord-Sud network was an early 20th-century Parisian underground railway system that later became part of the Paris Métro.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Nord-Sud network
Target entity description: The Nord-Sud network was an early 20th-century Parisian underground railway system that later became part of the Paris Métro.
  • A. Europe–Africa transport network
    The Europe–Africa transport network is a system of interconnected ports, shipping routes, and logistics corridors that facilitate trade and passenger movement between the European and African continents.
  • B. Mediterranean transport network
    The Mediterranean transport network is a strategic system of interconnected road, rail, and maritime routes that facilitates regional trade, mobility, and economic integration among countries bordering the Mediterranean Sea.
  • C. Atlantic–Mediterranean corridor
    The Atlantic–Mediterranean corridor is a major trans-European transport route linking Spain’s Atlantic coast with the Mediterranean region to facilitate freight and passenger movement.
  • D. Paris–northern Europe corridor
    The Paris–northern Europe corridor is a major trans-European transport route linking the Paris region with key economic and port centers in northern Europe.
  • E. Linha do Leste
    Linha do Leste is a historic Portuguese railway line in eastern Portugal that connects the country to the Spanish rail network.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: operatedUndergroundRailway
Context triple: [Compagnie du chemin de fer électrique souterrain Nord-Sud de Paris, operatedUndergroundRailway, Nord-Sud network]
  • A. operatedUnderground
    Indicates that an entity conducted its activities or operations beneath the surface of the ground, rather than at or above ground level.
  • B. hasUndergroundConnections
    Indicates that one entity is linked to another through subterranean or hidden passageways, networks, or channels.
  • C. isUndergroundOnly
    Indicates that something exists, operates, or is accessible exclusively below ground level and not above ground.
  • D. hasSubway
    Indicates that a place is served by or contains a subway (metro) system.
  • E. transferredToLondonUnderground
    Indicates that something or someone has been moved from a previous context or system into the London Underground network or organization.
  • F. None of above. chosen

Provenance (7 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_69d886cef44c8190ba56c44b4e863e64 completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e3dbbfb1f08190807301ff6e573cf5 completed April 18, 2026, 7:30 p.m.
NED1 Entity disambiguation (via context triple) batch_6a01235278d48190bacc7881b9eb1ea1 completed May 11, 2026, 12:31 a.m.
NEDg Description generation batch_6a012425fb808190ad9bcada9429e437 completed May 11, 2026, 12:34 a.m.
NED2 Entity disambiguation (via description) batch_6a01248b53d88190a4ec4fa6cee89bb1 completed May 11, 2026, 12:36 a.m.
PD Predicate disambiguation batch_69e35d642f74819098c014135e249b27 completed April 18, 2026, 10:31 a.m.
PDg Predicate description generation batch_69e3753f93c88190808fec5692f66699 completed April 18, 2026, 12:12 p.m.
Created at: April 10, 2026, 5:34 a.m.