Triple
T7581463
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Last Glacial Maximum |
E179498
|
entity |
| Predicate | hasMajorIceSheet |
P28447
|
FINISHED |
| Object | Cordilleran Ice Sheet |
E311874
|
NE FINISHED |
How this triple was built (2 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: Cordilleran Ice Sheet | Statement: [Last Glacial Maximum, hasMajorIceSheet, Cordilleran Ice Sheet]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cordilleran Ice Sheet Context triple: [Last Glacial Maximum, hasMajorIceSheet, Cordilleran Ice Sheet]
-
A.
Cordilleran Ice Sheet
chosen
The Cordilleran Ice Sheet was a massive Pleistocene ice sheet that covered much of western North America, including present-day British Columbia, Yukon, and parts of the northwestern United States.
-
B.
Nansen Ice Sheet
The Nansen Ice Sheet is a coastal ice shelf in Antarctica bordering the western Ross Sea, known for its role in regional glaciology and climate studies.
-
C.
Laurentide Ice Sheet in North America
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.
-
D.
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.
-
E.
British–Irish Ice Sheet
The British–Irish Ice Sheet was a massive glacial ice sheet that covered most of Great Britain and Ireland during the last Ice Age, shaping much of the region’s present-day landscape.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69c701731a288190b53ffc546a2f47d7 |
completed | March 27, 2026, 10:15 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c8683deac48190bf953088c6c232d5 |
completed | March 28, 2026, 11:46 p.m. |
Created at: March 27, 2026, 3:52 p.m.