Triple

T11021325
Position Surface form Disambiguated ID Type / Status
Subject Harrachov E260494 entity
Predicate hasRailwayConnection P13914 FINISHED
Object Tanvald–Harrachov railway
The Tanvald–Harrachov railway is a mountain railway line in the Czech Republic known for its steep gradients, scenic Jizera Mountains route, and cross-border connection toward Poland.
 E900322 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: Tanvald–Harrachov railway | Statement: [Harrachov, hasRailwayConnection, Tanvald–Harrachov railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tanvald–Harrachov railway
Context triple: [Harrachov, hasRailwayConnection, Tanvald–Harrachov railway]
  • A. Hradec Králové–Letohrad railway
    The Hradec Králové–Letohrad railway is a regional rail line in the Czech Republic connecting the city of Hradec Králové with the town of Letohrad, serving passenger and local transport across eastern Bohemia.
  • B. Hradec Králové–Jičín railway
    The Hradec Králové–Jičín railway is a regional rail line in the Czech Republic connecting the cities of Hradec Králové and Jičín.
  • C. Prague–Plzeň railway line
    The Prague–Plzeň railway line is a major Czech rail corridor connecting the capital city Prague with the industrial and regional hub of Plzeň, serving both passenger and freight traffic.
  • D. Plzeň–Cheb railway line
    The Plzeň–Cheb railway line is a major rail route in western Czechia connecting the city of Plzeň with the border city of Cheb and forming part of an important corridor toward Germany.
  • E. Plzeň–Klatovy railway line
    The Plzeň–Klatovy railway line is a regional rail route in the Czech Republic connecting the city of Plzeň with the town of Klatovy and serving as an important link in western Bohemia’s 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: Tanvald–Harrachov railway
Triple: [Harrachov, hasRailwayConnection, Tanvald–Harrachov railway]
Generated description
The Tanvald–Harrachov railway is a mountain railway line in the Czech Republic known for its steep gradients, scenic Jizera Mountains route, and cross-border connection toward Poland.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Tanvald–Harrachov railway
Target entity description: The Tanvald–Harrachov railway is a mountain railway line in the Czech Republic known for its steep gradients, scenic Jizera Mountains route, and cross-border connection toward Poland.
  • A. Hradec Králové–Letohrad railway
    The Hradec Králové–Letohrad railway is a regional rail line in the Czech Republic connecting the city of Hradec Králové with the town of Letohrad, serving passenger and local transport across eastern Bohemia.
  • B. Hradec Králové–Jičín railway
    The Hradec Králové–Jičín railway is a regional rail line in the Czech Republic connecting the cities of Hradec Králové and Jičín.
  • C. Prague–Plzeň railway line
    The Prague–Plzeň railway line is a major Czech rail corridor connecting the capital city Prague with the industrial and regional hub of Plzeň, serving both passenger and freight traffic.
  • D. Plzeň–Cheb railway line
    The Plzeň–Cheb railway line is a major rail route in western Czechia connecting the city of Plzeň with the border city of Cheb and forming part of an important corridor toward Germany.
  • E. Plzeň–Klatovy railway line
    The Plzeň–Klatovy railway line is a regional rail route in the Czech Republic connecting the city of Plzeň with the town of Klatovy and serving as an important link in western Bohemia’s rail network.
  • 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_69d6aa9687448190b28d353b1b6a610e completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d797bb6eec81909d8004af31f307f7 completed April 9, 2026, 12:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69e374f64b3c8190b0b55193f81d3bc5 completed April 18, 2026, 12:11 p.m.
NEDg Description generation batch_69e37ab860f48190808ba0076cfa9c98 completed April 18, 2026, 12:36 p.m.
NED2 Entity disambiguation (via description) batch_69e3864dd0d48190b3fd81381f5d7418 completed April 18, 2026, 1:25 p.m.
Created at: April 8, 2026, 9:25 p.m.