Triple

T2909605
Position Surface form Disambiguated ID Type / Status
Subject Wisconsin glaciation E63649 entity
Predicate lastMajorAdvanceOf P42851 FINISHED
Object Laurentide Ice Sheet E176607 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: Laurentide Ice Sheet | Statement: [Wisconsin glaciation, lastMajorAdvanceOf, Laurentide Ice Sheet]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Laurentide Ice Sheet
Context triple: [Wisconsin glaciation, lastMajorAdvanceOf, Laurentide Ice Sheet]
  • A. Laurentide Ice Sheet in North America chosen
    The Laurentide Ice Sheet in North America was a massive continental glacier that covered much of Canada and parts of the northern United States during the last Ice Age, profoundly shaping the region’s landscapes and climate.
  • B. Fennoscandian Ice Sheet
    The Fennoscandian Ice Sheet was a massive Pleistocene ice sheet that repeatedly covered much of northern Europe, including Scandinavia, Finland, and parts of northern Germany and western Russia.
  • C. Pohjoisesplanadi
    Pohjoisesplanadi is a prominent street in central Helsinki, Finland, known for its historic buildings, government institutions, and proximity to Esplanadi Park.
  • D. Northern Hemisphere ice sheets
    Northern Hemisphere ice sheets are vast continental glaciers that repeatedly expanded and retreated over North America and Eurasia, profoundly shaping global climate, sea levels, and landscapes during the Quaternary.
  • E. Fennoscandian Shield
    The Fennoscandian Shield is a vast, ancient Precambrian geological region in northern Europe, encompassing much of Scandinavia and parts of northwest Russia, known for its exposed crystalline bedrock and glacially sculpted landscapes.
  • 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: lastMajorAdvanceOf
Context triple: [Wisconsin glaciation, lastMajorAdvanceOf, Laurentide Ice Sheet]
  • A. isLastMajor
    Indicates that an entity is the final or most recent significant item or event within a defined sequence or set.
  • B. lastRecordedEvent
    Indicates the most recent event that has been recorded for a given entity or context.
  • C. lastAppearance
    Indicates the most recent time or instance in which an entity appears or is present within a given context or sequence.
  • D. latestTime
    Indicates the most recent point in time at which the related event, state, or condition occurs or is valid among a set of possible times.
  • E. lastEntryDate
    Indicates the date on which the most recent entry, record, or update associated with the subject occurred.
  • 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_69ab4c44ab448190b9411324e8a1fc1d completed March 6, 2026, 9:51 p.m.
NER Named-entity recognition batch_69abe0d329c88190b6fcaef0be1799eb completed March 7, 2026, 8:24 a.m.
NED1 Entity disambiguation (via context triple) batch_69b0561b8e6c8190be69fd39bdd19cca completed March 10, 2026, 5:34 p.m.
PD Predicate disambiguation batch_69abdd1b77608190b20fc078fdb85e64 completed March 7, 2026, 8:08 a.m.
PDg Predicate description generation batch_69abddedd72c819094a9c4161af07780 completed March 7, 2026, 8:12 a.m.
Created at: March 6, 2026, 10:11 p.m.