Triple

T2853863
Position Surface form Disambiguated ID Type / Status
Subject Portuguese national rail network E63153 entity
Predicate includesLine P2124 FINISHED
Object Linha do Tua (partly closed)
Linha do Tua (partly closed) is a historic narrow-gauge railway line in northeastern Portugal, known for its scenic route along the Tua River and partial closure due to dam construction and safety concerns.
E302850 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: Linha do Tua (partly closed) | Statement: [Portuguese national rail network, includesLine, Linha do Tua (partly closed)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Linha do Tua (partly closed)
Context triple: [Portuguese national rail network, includesLine, Linha do Tua (partly closed)]
  • A. Algarve line
    The Algarve line is a major railway route in southern Portugal that connects the region’s coastal towns and cities along the Algarve.
  • B. Barreiro–Faro section
    The Barreiro–Faro section is a major railway segment in southern Portugal that connects the Lisbon area to the Algarve along the Linha do Sul.
  • C. Linha do Alentejo
    Linha do Alentejo is a Portuguese railway line that connects Lisbon to the Alentejo region, serving as an important route for both passenger and freight transport in southern Portugal.
  • D. Nassau-Dillenburg line
    The Nassau-Dillenburg line was a cadet branch of the House of Nassau that produced several influential German and Dutch princes, including the ancestors of the Dutch royal family.
  • E. Sanin Main Line (partial)
    The Sanin Main Line is a major railway route in western Japan that runs along the Sea of Japan coast, connecting numerous cities and rural areas across the San'in region.
  • 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: Linha do Tua (partly closed)
Triple: [Portuguese national rail network, includesLine, Linha do Tua (partly closed)]
Generated description
Linha do Tua (partly closed) is a historic narrow-gauge railway line in northeastern Portugal, known for its scenic route along the Tua River and partial closure due to dam construction and safety concerns.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Linha do Tua (partly closed)
Target entity description: Linha do Tua (partly closed) is a historic narrow-gauge railway line in northeastern Portugal, known for its scenic route along the Tua River and partial closure due to dam construction and safety concerns.
  • A. Algarve line
    The Algarve line is a major railway route in southern Portugal that connects the region’s coastal towns and cities along the Algarve.
  • B. Barreiro–Faro section
    The Barreiro–Faro section is a major railway segment in southern Portugal that connects the Lisbon area to the Algarve along the Linha do Sul.
  • C. Linha do Alentejo
    Linha do Alentejo is a Portuguese railway line that connects Lisbon to the Alentejo region, serving as an important route for both passenger and freight transport in southern Portugal.
  • D. Nassau-Dillenburg line
    The Nassau-Dillenburg line was a cadet branch of the House of Nassau that produced several influential German and Dutch princes, including the ancestors of the Dutch royal family.
  • E. Sanin Main Line (partial)
    The Sanin Main Line is a major railway route in western Japan that runs along the Sea of Japan coast, connecting numerous cities and rural areas across the San'in region.
  • 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_69ab4c407c408190857d25e027155ce9 completed March 6, 2026, 9:50 p.m.
NER Named-entity recognition batch_69abdf5f21348190a574fa86bc71c76f completed March 7, 2026, 8:18 a.m.
NED1 Entity disambiguation (via context triple) batch_69afe8e63fbc8190825317fff7538481 completed March 10, 2026, 9:48 a.m.
NEDg Description generation batch_69afe954d0c481908adea31a238a9deb completed March 10, 2026, 9:50 a.m.
NED2 Entity disambiguation (via description) batch_69b0025058c4819083cb2428457d3e59 completed March 10, 2026, 11:36 a.m.
Created at: March 6, 2026, 10:02 p.m.