Triple

T4707732
Position Surface form Disambiguated ID Type / Status
Subject Edwin McMillan E104431 entity
Predicate co-discovered P412 FINISHED
Object neptunium
Neptunium is a radioactive, synthetic actinide metal and the first transuranium element, used mainly in nuclear research and reactor applications.
 E463642 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: neptunium | Statement: [Edwin McMillan, co-discovered, neptunium]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: neptunium
Context triple: [Edwin McMillan, co-discovered, neptunium]
  • A. 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.
  • B. einsteinium
    Einsteinium is a synthetic, highly radioactive actinide element named after Albert Einstein and used mainly for scientific research.
  • C. seaborgium
    Seaborgium is a synthetic, highly radioactive transition metal and transactinide element with the symbol Sg and atomic number 106.
  • D. mendelevium
    Mendelevium is a synthetic, radioactive actinide element with atomic number 101, named after Dmitri Mendeleev and produced only in particle accelerators.
  • E. element meitnerium
    Meitnerium is a synthetic, highly radioactive chemical element with atomic number 109, named in honor of physicist Lise Meitner.
  • 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: neptunium
Triple: [Edwin McMillan, co-discovered, neptunium]
Generated description
Neptunium is a radioactive, synthetic actinide metal and the first transuranium element, used mainly in nuclear research and reactor applications.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: neptunium
Target entity description: Neptunium is a radioactive, synthetic actinide metal and the first transuranium element, used mainly in nuclear research and reactor applications.
  • A. 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.
  • B. einsteinium
    Einsteinium is a synthetic, highly radioactive actinide element named after Albert Einstein and used mainly for scientific research.
  • C. seaborgium
    Seaborgium is a synthetic, highly radioactive transition metal and transactinide element with the symbol Sg and atomic number 106.
  • D. mendelevium
    Mendelevium is a synthetic, radioactive actinide element with atomic number 101, named after Dmitri Mendeleev and produced only in particle accelerators.
  • E. element meitnerium
    Meitnerium is a synthetic, highly radioactive chemical element with atomic number 109, named in honor of physicist Lise Meitner.
  • F. None of above. chosen

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_69bd43eac3c08190af7e4020c6c3704c completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd63ebf7e48190b545670ec114bd7e completed March 20, 2026, 3:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69be106d1fc08190808c19025c6f37c4 completed March 21, 2026, 3:28 a.m.
NEDg Description generation batch_69be112d37bc8190bed120740ceb9726 completed March 21, 2026, 3:31 a.m.
NED2 Entity disambiguation (via description) batch_69be11ab38308190a6c1a9fa8a5154ce completed March 21, 2026, 3:34 a.m.
Created at: March 20, 2026, 1:17 p.m.