Triple

T10565664
Position Surface form Disambiguated ID Type / Status
Subject Anders Hagfeldt E249342 entity
Predicate employer P7 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: [Anders Hagfeldt, employer, 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: [Anders Hagfeldt, employer, 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 Zurich
    The University of Zurich is a major public research university in Switzerland renowned for its contributions to science and scholarship, including being one of the institutions where Albert Einstein taught.
  • 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_69d381c8bd708190acf3d275c908251e completed April 6, 2026, 9:50 a.m.
NER Named-entity recognition batch_69d5272ce78c8190bf3227053ef88a48 completed April 7, 2026, 3:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69d9349bb7748190b5afb492e78d1128 completed April 10, 2026, 5:34 p.m.
Created at: April 6, 2026, 12:36 p.m.