Triple

T4383898
Position Surface form Disambiguated ID Type / Status
Subject einsteinium E99193 entity
Predicate mostStableIsotope P37368 FINISHED
Object einsteinium-252
Einsteinium-252 is a highly radioactive synthetic isotope of the actinide element einsteinium, notable for its relatively long half-life and use in scientific research.
 E99193 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: einsteinium-252 | Statement: [einsteinium, mostStableIsotope, einsteinium-252]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: einsteinium-252
Context triple: [einsteinium, mostStableIsotope, einsteinium-252]
  • A. fermium-252
    Fermium-252 is a highly radioactive synthetic isotope of the actinide element fermium, notable for its use in scientific research on heavy elements and nuclear properties.
  • B. californium-252
    Californium-252 is a highly radioactive synthetic isotope of californium widely used as a strong neutron source in applications such as nuclear reactor startup, neutron radiography, and cancer therapy.
  • C. einsteinium
    Einsteinium is a synthetic, highly radioactive actinide element named after Albert Einstein and used mainly for scientific research.
  • D. Fermium
    Fermium is a synthetic, highly radioactive actinide metal with atomic number 100, first identified in the debris of the first hydrogen bomb test and named in honor of physicist Enrico Fermi.
  • E. nobelium
    Nobelium is a synthetic, highly radioactive actinide element with atomic number 102, named in honor of Alfred Nobel and used primarily for scientific research.
  • 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: einsteinium-252
Triple: [einsteinium, mostStableIsotope, einsteinium-252]
Generated description
Einsteinium-252 is a highly radioactive synthetic isotope of the actinide element einsteinium, notable for its relatively long half-life and use in scientific research.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: einsteinium-252
Target entity description: Einsteinium-252 is a highly radioactive synthetic isotope of the actinide element einsteinium, notable for its relatively long half-life and use in scientific research.
  • A. fermium-252
    Fermium-252 is a highly radioactive synthetic isotope of the actinide element fermium, notable for its use in scientific research on heavy elements and nuclear properties.
  • B. californium-252
    Californium-252 is a highly radioactive synthetic isotope of californium widely used as a strong neutron source in applications such as nuclear reactor startup, neutron radiography, and cancer therapy.
  • C. einsteinium chosen
    Einsteinium is a synthetic, highly radioactive actinide element named after Albert Einstein and used mainly for scientific research.
  • D. Fermium
    Fermium is a synthetic, highly radioactive actinide metal with atomic number 100, first identified in the debris of the first hydrogen bomb test and named in honor of physicist Enrico Fermi.
  • E. nobelium
    Nobelium is a synthetic, highly radioactive actinide element with atomic number 102, named in honor of Alfred Nobel and used primarily for scientific research.
  • F. None of above.

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_69b3454f739481909ff6c28331f0c0b9 completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b35263970c8190904ee20d81715833 completed March 12, 2026, 11:55 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5e523cc5c8190b9884f83d433982c completed March 14, 2026, 10:45 p.m.
NEDg Description generation batch_69b5eeaf35348190a1611f5b04baed1f completed March 14, 2026, 11:26 p.m.
NED2 Entity disambiguation (via description) batch_69b5ef5c7e0c819080b0e8914dcd6568 completed March 14, 2026, 11:29 p.m.
Created at: March 12, 2026, 11:18 p.m.