Triple

T16201206
Position Surface form Disambiguated ID Type / Status
Subject Vertou E393202 entity
Predicate hasTransportConnection P845 FINISHED
Object Nantes TER rail network
The Nantes TER rail network is a regional train system in and around Nantes, France, providing commuter and regional rail services that connect the city with surrounding towns and suburbs.
 E1200436 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Nantes TER rail network | Statement: [Vertou, hasTransportConnection, Nantes TER rail network]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Nantes TER rail network
Context triple: [Vertou, hasTransportConnection, Nantes TER rail network]
  • A. Nantes–Saint-Gilles-Croix-de-Vie railway
    The Nantes–Saint-Gilles-Croix-de-Vie railway is a regional rail line in western France connecting the city of Nantes with the coastal town of Saint-Gilles-Croix-de-Vie.
  • B. Nantes–La Roche-sur-Yon railway
    The Nantes–La Roche-sur-Yon railway is a regional rail line in western France connecting the city of Nantes with La Roche-sur-Yon, serving as an important link within the Pays de la Loire transport network.
  • C. Nantes tramway
    The Nantes tramway is a modern light rail network in Nantes, France, that serves as a key component of the city's public transportation system.
  • D. Nantes–Châteaubriant railway
    The Nantes–Châteaubriant railway is a regional rail line in western France connecting the city of Nantes with the town of Châteaubriant.
  • E. Nantes–Clisson railway
    The Nantes–Clisson railway is a regional rail line in western France connecting the city of Nantes with the town of Clisson as part of the local passenger rail network.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Nantes TER rail network
Target entity description: The Nantes TER rail network is a regional train system in and around Nantes, France, providing commuter and regional rail services that connect the city with surrounding towns and suburbs.
  • A. Nantes–Saint-Gilles-Croix-de-Vie railway
    The Nantes–Saint-Gilles-Croix-de-Vie railway is a regional rail line in western France connecting the city of Nantes with the coastal town of Saint-Gilles-Croix-de-Vie.
  • B. Nantes–La Roche-sur-Yon railway
    The Nantes–La Roche-sur-Yon railway is a regional rail line in western France connecting the city of Nantes with La Roche-sur-Yon, serving as an important link within the Pays de la Loire transport network.
  • C. Nantes tramway
    The Nantes tramway is a modern light rail network in Nantes, France, that serves as a key component of the city's public transportation system.
  • D. Nantes–Châteaubriant railway
    The Nantes–Châteaubriant railway is a regional rail line in western France connecting the city of Nantes with the town of Châteaubriant.
  • E. Nantes–Clisson railway
    The Nantes–Clisson railway is a regional rail line in western France connecting the city of Nantes with the town of Clisson as part of the local passenger rail network.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

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: Nantes TER rail network
Triple: [Vertou, hasTransportConnection, Nantes TER rail network]
Generated description
The Nantes TER rail network is a regional train system in and around Nantes, France, providing commuter and regional rail services that connect the city with surrounding towns and suburbs.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69d87f1f5bd08190bd01cac0d5b9d2ef elicitation completed
NER batch_69e2270aa7f08190ab37aa9ff46816fc ner completed
NED1 batch_6a00078db04081909f7e14b09687ba67 ned_source_triple completed
NED2 batch_6a0008dbeb988190bbfb590f945ace02 ned_description completed
NEDg batch_6a00085d47788190b00967f4d1cf817d nedg completed
Created at: April 10, 2026, 5:03 a.m.