Triple

T6534217
Position Surface form Disambiguated ID Type / Status
Subject lanthanides E152311 entity
Predicate endsWithElement P7167 FINISHED
Object lutetium
Lutetium is a dense, silvery-white rare earth metal and the last element in the lanthanide series, used in catalysts, scintillators, and specialized alloys.
E605199 NE FINISHED

How this triple was built (5 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: lutetium | Statement: [lanthanides, endsWithElement, lutetium]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: lutetium
Context triple: [lanthanides, endsWithElement, lutetium]
  • A. lanthanum
    Lanthanum is a soft, silvery-white rare-earth metal that serves as the first element of the lanthanide series and is used in applications such as optical glass, catalysts, and battery electrodes.
  • B. lawrencium
    Lawrencium is a synthetic, highly radioactive actinide element with atomic number 103, used primarily for scientific research in nuclear chemistry and physics.
  • C. lanthanides
    Lanthanides are a series of 15 metallic chemical elements from lanthanum to lutetium, known for their similar properties, high reactivity, and key roles in advanced technologies such as magnets, lasers, and electronics.
  • D. yttrium
    Yttrium is a silvery transition metal commonly associated with the rare earth elements and widely used in electronics, lasers, and phosphors for displays and lighting.
  • E. scandium
    Scandium is a soft, silvery-white transition metal (atomic number 21) used in high-performance alloys and lighting, often associated with the rare earth elements.
  • 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: lutetium
Triple: [lanthanides, endsWithElement, lutetium]
Generated description
Lutetium is a dense, silvery-white rare earth metal and the last element in the lanthanide series, used in catalysts, scintillators, and specialized alloys.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: lutetium
Target entity description: Lutetium is a dense, silvery-white rare earth metal and the last element in the lanthanide series, used in catalysts, scintillators, and specialized alloys.
  • A. lanthanum
    Lanthanum is a soft, silvery-white rare-earth metal that serves as the first element of the lanthanide series and is used in applications such as optical glass, catalysts, and battery electrodes.
  • B. lawrencium
    Lawrencium is a synthetic, highly radioactive actinide element with atomic number 103, used primarily for scientific research in nuclear chemistry and physics.
  • C. lanthanides
    Lanthanides are a series of 15 metallic chemical elements from lanthanum to lutetium, known for their similar properties, high reactivity, and key roles in advanced technologies such as magnets, lasers, and electronics.
  • D. yttrium
    Yttrium is a silvery transition metal commonly associated with the rare earth elements and widely used in electronics, lasers, and phosphors for displays and lighting.
  • E. scandium
    Scandium is a soft, silvery-white transition metal (atomic number 21) used in high-performance alloys and lighting, often associated with the rare earth elements.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: endsWithElement
Context triple: [lanthanides, endsWithElement, lutetium]
  • A. endsWith chosen
    Indicates that one entity terminates with, or has as its final part, the sequence or element represented by the other entity.
  • B. blendsWith
    Indicates that one entity can be mixed or combined smoothly with another to form a uniform or harmonious result.
  • C. hasEnding
    Indicates that one entity concludes with, or terminates in, another entity (such as a specific substring, segment, or final component).
  • D. endedWith
    Indicates that one event, process, or state concluded with or was finalized by another specified event, condition, or outcome.
  • E. hasCapitalAtEnd
    Indicates that the capital or uppercase letter appears at the end of the given string or sequence.
  • F. None of above.

Provenance (6 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_69c688048ec8819093a47f7d332e12ec completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6adbf3a748190b0fb52122faaf6d3 completed March 27, 2026, 4:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6d532b5348190986cf30883ed147b completed March 27, 2026, 7:06 p.m.
NEDg Description generation batch_69c6d6d9af148190ad9cd2cc31a70bb7 completed March 27, 2026, 7:13 p.m.
NED2 Entity disambiguation (via description) batch_69c6d98506b88190aae3b4d887744648 completed March 27, 2026, 7:24 p.m.
PD Predicate disambiguation batch_69c68abd9c7c819099e4fe8097cd1b28 completed March 27, 2026, 1:48 p.m.
Created at: March 27, 2026, 1:46 p.m.