Triple
T7774057
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Matanuska River |
E179145
|
entity |
| Predicate | source |
P409
|
FINISHED |
| Object | Matanuska Glacier |
E166489
|
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: Matanuska Glacier | Statement: [Matanuska River, source, Matanuska Glacier]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Matanuska Glacier Context triple: [Matanuska River, source, Matanuska Glacier]
-
A.
Matanuska Glacier
chosen
Matanuska Glacier is a large, easily accessible valley glacier in south-central Alaska, popular for its striking ice formations and guided glacier hikes.
-
B.
Mendenhall Glacier
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.
-
C.
Emmons Glacier
Emmons Glacier is the largest glacier by area in the contiguous United States, flowing down the eastern flank of Mount Rainier in Washington State.
-
D.
Avalanche Glacier
Avalanche Glacier is a mountain glacier located on the slopes of Mount Adams in Washington State, known for its steep terrain and active ice movement.
-
E.
Avalanche Glacier
Avalanche Glacier is a mountain glacier located on the Garibaldi Névé icefield in the Coast Mountains of British Columbia, Canada.
- 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_69c69f30602c819082ab52cd4af5c592 |
completed | March 27, 2026, 3:16 p.m. |
| NER | Named-entity recognition | batch_69c70461b3e48190bf1e4d4f9e6bb08e |
completed | March 27, 2026, 10:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d0b12e42e48190b62b772d150117f2 |
completed | April 4, 2026, 6:35 a.m. |
Created at: March 27, 2026, 4:11 p.m.