Triple
T12924605
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lake Agassiz basin |
E309211
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Laurentide Ice Sheet meltwater system |
E176607
|
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: Laurentide Ice Sheet meltwater system | Statement: [Lake Agassiz basin, partOf, Laurentide Ice Sheet meltwater system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Laurentide Ice Sheet meltwater system Context triple: [Lake Agassiz basin, partOf, Laurentide Ice Sheet meltwater system]
-
A.
Mersey–Dee glacial meltwater landscape
The Mersey–Dee glacial meltwater landscape is a distinctive post-glacial terrain in northwest England and northeast Wales, characterized by features such as meres, kettle holes, and meltwater channels formed during the last Ice Age.
-
B.
Te Anau Basin glacial system
The Te Anau Basin glacial system is a major Pleistocene glacial landscape in Fiordland, New Zealand, whose ice carved the surrounding fiords, valleys, and basins including those around Lake Te Anau.
-
C.
Arctic sea ice system
The Arctic sea ice system is the interconnected network of frozen ocean, ocean currents, atmosphere, and ecosystems in the Arctic region that governs sea ice formation, movement, and melting.
-
D.
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.
-
E.
West Antarctic outlet glaciers
West Antarctic outlet glaciers are fast-flowing ice streams that drain the West Antarctic Ice Sheet into the surrounding oceans, playing a critical role in regional ice loss and global sea-level rise.
- 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_69d7bdfa933c8190b5a27aa4a08a19b7 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d971e9576c81908eb59569af6da877 |
completed | April 10, 2026, 9:55 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6af625af88190b036f97feaefe43b |
completed | May 3, 2026, 2:13 a.m. |
Created at: April 9, 2026, 5:42 p.m.