Triple

T8371209
Position Surface form Disambiguated ID Type / Status
Subject Erbach (Donau) E197457 entity
Predicate railwayLine P848 FINISHED
Object Ulm–Friedrichshafen railway E300487 NE FINISHED

How this triple was built (2 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: Ulm–Friedrichshafen railway | Statement: [Erbach (Donau), railwayLine, Ulm–Friedrichshafen railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ulm–Friedrichshafen railway
Context triple: [Erbach (Donau), railwayLine, Ulm–Friedrichshafen railway]
  • A. Ulm–Friedrichshafen railway chosen
    The Ulm–Friedrichshafen railway is a mainline rail route in southern Germany connecting the inland city of Ulm with the lakeside city of Friedrichshafen on Lake Constance.
  • B. Ulm–Memmingen railway
    The Ulm–Memmingen railway is a regional rail line in southern Germany connecting the cities of Ulm and Memmingen as part of the country’s broader rail network.
  • C. Ulm–Augsburg railway
    The Ulm–Augsburg railway is a major rail line in southern Germany that connects the cities of Ulm and Augsburg and forms part of an important east–west transport corridor.
  • D. Ulm–Aalen railway
    The Ulm–Aalen railway is a regional rail line in the German state of Baden-Württemberg that connects the cities of Ulm and Aalen as part of the country’s conventional rail network.
  • E. Stuttgart–Ulm railway
    The Stuttgart–Ulm railway is a major German rail corridor in Baden-Württemberg that connects the state capital Stuttgart with the city of Ulm and forms part of an important east–west European transport axis.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69ca82f56730819080cec5d991c76f4c completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cb80a509dc81909e0ea4c66b21d84f completed March 31, 2026, 8:07 a.m.
NED1 Entity disambiguation (via context triple) batch_69cdc79752b48190933ea644a59f2305 completed April 2, 2026, 1:34 a.m.
Created at: March 30, 2026, 6:01 p.m.