Triple

T15299339
Position Surface form Disambiguated ID Type / Status
Subject M1 (Lausanne Metro) E365742 entity
Predicate serves P98 FINISHED
Object École polytechnique fédérale de Lausanne E24200 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: École polytechnique fédérale de Lausanne | Statement: [M1 (Lausanne Metro), serves, École polytechnique fédérale de Lausanne]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: École polytechnique fédérale de Lausanne
Context triple: [M1 (Lausanne Metro), serves, École polytechnique fédérale de Lausanne]
  • A. École polytechnique fédérale de Lausanne chosen
    École polytechnique fédérale de Lausanne is a leading Swiss research university and engineering school known for its cutting-edge work in science, technology, and innovation.
  • B. École polytechnique fédérale de Zurich
    École polytechnique fédérale de Zurich is a leading Swiss public research university in Zurich renowned worldwide for its excellence in science, engineering, and technology.
  • C. Swiss Federal Institutes of Technology
    The Swiss Federal Institutes of Technology are a group of leading Swiss public research universities specializing in science, engineering, and technology, including ETH Zurich and EPFL.
  • D. University of Lausanne
    The University of Lausanne is a major public research university in Lausanne, Switzerland, known for its strengths in law, business, life sciences, and social sciences.
  • E. University of Geneva
    The University of Geneva is a major public research university in Switzerland known for its strong programs in international relations, law, and the sciences, and its close ties to numerous international organizations based in Geneva.
  • 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_69d85a113ee881908e297a1d38dd79fa completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e03686bfb8819080ba0caae652170a completed April 16, 2026, 1:08 a.m.
NED1 Entity disambiguation (via context triple) batch_69fef89bb46481908f27fa98eb6ac5c3 completed May 9, 2026, 9:04 a.m.
Created at: April 10, 2026, 3:15 a.m.