Triple
T12049352
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mendenhall River |
E286873
|
entity |
| Predicate | drainageBasin |
P1559
|
FINISHED |
| Object | Mendenhall Glacier basin |
E31099
|
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: Mendenhall Glacier basin | Statement: [Mendenhall River, drainageBasin, Mendenhall Glacier basin]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mendenhall Glacier basin Context triple: [Mendenhall River, drainageBasin, Mendenhall Glacier basin]
-
A.
Mendenhall Glacier
chosen
Mendenhall Glacier is a 13-mile-long valley glacier in the Tongass National Forest of southeast Alaska, renowned for its striking blue ice, accessible visitor center, and dramatic retreat due to climate change.
-
B.
Matanuska Glacier
Matanuska Glacier is a large, easily accessible valley glacier in south-central Alaska, popular for its striking ice formations and guided glacier hikes.
-
C.
Glacier Bay icefield system
The Glacier Bay icefield system is a vast complex of interconnected glaciers and icefields in southeastern Alaska that feeds many of Glacier Bay National Park’s tidewater glaciers.
-
D.
Juneau Icefield
The Juneau Icefield is a vast expanse of interconnected glaciers and snowfields in the Coast Mountains of Alaska and British Columbia, known as one of the largest icefields in North America and a major source of glaciers around Juneau.
-
E.
Kennicott Glacier
Kennicott Glacier is a large valley glacier in Alaska’s Wrangell Mountains, known for its striking ice formations, historic mining-era surroundings, and accessibility to hikers and climbers.
- 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_69d6ab4780948190bdb9f7620c2ac27e |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d904227958819084dbd5eb2566c735 |
completed | April 10, 2026, 2:07 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f60a62f0fc8190a3d15ccfb23bb788 |
completed | May 2, 2026, 2:29 p.m. |
Created at: April 8, 2026, 9:47 p.m.