Triple

T7685718
Position Surface form Disambiguated ID Type / Status
Subject Kai Siegbahn E174109 entity
Predicate hasChild P369 FINISHED
Object Per Siegbahn
Per Siegbahn is a Swedish theoretical chemist known for his pioneering work in computational chemistry and the quantum mechanical modeling of complex chemical and biochemical systems.
 E682133 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Per Siegbahn | Statement: [Kai Siegbahn, hasChild, Per Siegbahn]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Per Siegbahn
Context triple: [Kai Siegbahn, hasChild, Per Siegbahn]
  • A. Manne Siegbahn
    Manne Siegbahn was a Swedish physicist and Nobel laureate renowned for his pioneering work in X-ray spectroscopy and atomic physics.
  • B. Kai Siegbahn
    Kai Siegbahn was a Swedish physicist and Nobel laureate renowned for his pioneering work in high-resolution electron spectroscopy.
  • C. Arne Tiselius
    Arne Tiselius was a Swedish biochemist and Nobel laureate renowned for his pioneering work in electrophoresis and protein chemistry.
  • D. Johannes Rydberg
    Johannes Rydberg was a Swedish physicist best known for formulating the Rydberg formula, which accurately predicts the wavelengths of spectral lines of many chemical elements.
  • E. Hans D. Jensen
    Hans D. Jensen was a German nuclear physicist and Nobel laureate best known for co-developing the nuclear shell model of the atomic nucleus.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Per Siegbahn
Target entity description: Per Siegbahn is a Swedish theoretical chemist known for his pioneering work in computational chemistry and the quantum mechanical modeling of complex chemical and biochemical systems.
  • A. Manne Siegbahn
    Manne Siegbahn was a Swedish physicist and Nobel laureate renowned for his pioneering work in X-ray spectroscopy and atomic physics.
  • B. Kai Siegbahn
    Kai Siegbahn was a Swedish physicist and Nobel laureate renowned for his pioneering work in high-resolution electron spectroscopy.
  • C. Arne Tiselius
    Arne Tiselius was a Swedish biochemist and Nobel laureate renowned for his pioneering work in electrophoresis and protein chemistry.
  • D. Johannes Rydberg
    Johannes Rydberg was a Swedish physicist best known for formulating the Rydberg formula, which accurately predicts the wavelengths of spectral lines of many chemical elements.
  • E. Hans D. Jensen
    Hans D. Jensen was a German nuclear physicist and Nobel laureate best known for co-developing the nuclear shell model of the atomic nucleus.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

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: Per Siegbahn
Triple: [Kai Siegbahn, hasChild, Per Siegbahn]
Generated description
Per Siegbahn is a Swedish theoretical chemist known for his pioneering work in computational chemistry and the quantum mechanical modeling of complex chemical and biochemical systems.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69c6995840408190a19de6c51090f46f elicitation completed
NER batch_69c7022118908190a3a93cfda79be0a4 ner completed
NED1 batch_69c8aca0b5b08190b178f0908612164c ned_source_triple completed
NED2 batch_69c8ae0fab8c8190a042de6289ad11b6 ned_description completed
NEDg batch_69c8adad6b348190be2f006f924a2712 nedg completed
Created at: March 27, 2026, 4:02 p.m.