Triple

T7581840
Position Surface form Disambiguated ID Type / Status
Subject Northern Hemisphere ice sheets E179505 entity
Predicate maximumExtentDuring P14301 FINISHED
Object Last Glacial Maximum E179498 NE FINISHED

How this triple was built (3 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: Last Glacial Maximum | Statement: [Northern Hemisphere ice sheets, maximumExtentDuring, Last Glacial Maximum]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Last Glacial Maximum
Context triple: [Northern Hemisphere ice sheets, maximumExtentDuring, Last Glacial Maximum]
  • A. Last Glacial Maximum chosen
    The Last Glacial Maximum was the most recent period in Earth’s history when ice sheets reached their greatest extent, dramatically lowering sea levels and reshaping global climates and ecosystems.
  • B. Last Glacial Period
    The Last Glacial Period was the most recent major ice age, spanning roughly 115,000 to 11,700 years ago, during which large ice sheets covered vast areas of North America, Europe, and Asia and global climates were significantly colder and drier than today.
  • C. Saalian glaciation
    The Saalian glaciation was a major Middle Pleistocene ice age in northern Europe, during which extensive ice sheets covered large parts of the continent.
  • D. Holocene climatic optimum
    The Holocene climatic optimum was a warm period roughly 9,000–5,000 years ago when global temperatures, especially in the Northern Hemisphere, were higher than today, influencing the spread of forests and early human civilizations.
  • E. Pleistocene epoch
    The Pleistocene epoch was a geological time period characterized by repeated ice ages, widespread glaciation, and the evolution and global spread of modern humans.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: maximumExtentDuring
Context triple: [Northern Hemisphere ice sheets, maximumExtentDuring, Last Glacial Maximum]
  • A. maximumExtent
    Indicates the greatest or furthest degree, size, or range to which something can extend or apply within a given context.
  • B. maximumExtentFromBaseline
    Indicates the greatest distance or deviation of something from a defined baseline reference.
  • C. currentExtentDesignated
    Indicates that the currently applicable spatial or conceptual extent of something has been formally defined or designated.
  • D. maximumMagnitude
    Indicates the greatest absolute value or intensity that a quantity, measurement, or effect can reach within a given context.
  • E. maximumReach chosen
    Indicates the greatest extent, distance, or limit that something can reach or influence within a given context.
  • F. None of above.

Provenance (4 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_69c69f327db881909a21ae3b156f8ded completed March 27, 2026, 3:16 p.m.
NER Named-entity recognition batch_69c6f978341081909e009c410ffc5039 completed March 27, 2026, 9:41 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8683deac48190bf953088c6c232d5 completed March 28, 2026, 11:46 p.m.
PD Predicate disambiguation batch_69c6f4e04c2c8190a889d928515d9b8e completed March 27, 2026, 9:21 p.m.
Created at: March 27, 2026, 3:52 p.m.