Triple

T2853838
Position Surface form Disambiguated ID Type / Status
Subject Portuguese national rail network E63153 entity
Predicate hasFreightOperator P39220 FINISHED
Object Takargo Rail
Takargo Rail is a Portuguese freight railway company that operates cargo transport services across the national rail network and into neighboring countries.
E302843 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: Takargo Rail | Statement: [Portuguese national rail network, hasFreightOperator, Takargo Rail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Takargo Rail
Context triple: [Portuguese national rail network, hasFreightOperator, Takargo Rail]
  • A. Savanna railway
    The Savanna railway is a historic Colombian rail line that serves the Bogotá savanna region, including the town of Zipaquirá, and is now best known for its tourist and heritage train services.
  • B. Eastern Goldfields Railway
    The Eastern Goldfields Railway is a major rail line in Western Australia that connects the gold-mining city of Kalgoorlie with Perth and other parts of the state, supporting both passenger and freight transport.
  • C. Fils Valley Railway
    The Fils Valley Railway is a major railway line in the German state of Baden-Württemberg that follows the Fils River, connecting important cities such as Stuttgart and Ulm across the Swabian Jura.
  • D. Pan Handle Railway
    The Pan Handle Railway was a 19th-century American railroad whose lines later became part of the Pittsburgh, Cincinnati, Chicago and St. Louis Railroad system.
  • E. Bala Lake Railway
    Bala Lake Railway is a narrow-gauge heritage railway in Gwynedd, Wales, that runs along the southern shore of Llyn Tegid (Bala Lake), offering scenic tourist rides on historic trains.
  • 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: Takargo Rail
Triple: [Portuguese national rail network, hasFreightOperator, Takargo Rail]
Generated description
Takargo Rail is a Portuguese freight railway company that operates cargo transport services across the national rail network and into neighboring countries.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Takargo Rail
Target entity description: Takargo Rail is a Portuguese freight railway company that operates cargo transport services across the national rail network and into neighboring countries.
  • A. Savanna railway
    The Savanna railway is a historic Colombian rail line that serves the Bogotá savanna region, including the town of Zipaquirá, and is now best known for its tourist and heritage train services.
  • B. Eastern Goldfields Railway
    The Eastern Goldfields Railway is a major rail line in Western Australia that connects the gold-mining city of Kalgoorlie with Perth and other parts of the state, supporting both passenger and freight transport.
  • C. Fils Valley Railway
    The Fils Valley Railway is a major railway line in the German state of Baden-Württemberg that follows the Fils River, connecting important cities such as Stuttgart and Ulm across the Swabian Jura.
  • D. Pan Handle Railway
    The Pan Handle Railway was a 19th-century American railroad whose lines later became part of the Pittsburgh, Cincinnati, Chicago and St. Louis Railroad system.
  • E. Bala Lake Railway
    Bala Lake Railway is a narrow-gauge heritage railway in Gwynedd, Wales, that runs along the southern shore of Llyn Tegid (Bala Lake), offering scenic tourist rides on historic trains.
  • 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_69abe08ae5048190a0a3b573d9a5fdbc completed March 7, 2026, 8:23 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.