Triple
T5220190
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Western Montana |
E117849
|
entity |
| Predicate | hasLake |
P1025
|
FINISHED |
| Object | Lake Koocanusa |
E394918
|
NE FINISHED |
Named-entity recognition
Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.
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: Lake Koocanusa | Statement: [Western Montana, hasLake, Lake Koocanusa]
Disambiguation candidates (1 decision)
The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lake Koocanusa Context triple: [Western Montana, hasLake, Lake Koocanusa]
-
A.
Lake Koocanusa
chosen
Lake Koocanusa is a large cross-border reservoir on the Kootenay River, spanning southeastern British Columbia in Canada and northwestern Montana in the United States, popular for recreation and hydroelectric power generation.
-
B.
Green River Lake
Green River Lake is a man-made reservoir in central Kentucky known for its recreational opportunities like boating, fishing, and camping within Green River Lake State Park.
-
C.
Glacial Lake Columbia
Glacial Lake Columbia was a large prehistoric proglacial lake in the Pacific Northwest that played a key role in shaping regional landscapes during the last Ice Age.
-
D.
Flathead Lake
Flathead Lake is a large natural freshwater lake in northwestern Montana, known for its clear waters, scenic mountain surroundings, and recreational opportunities.
-
E.
Lake Oahe
Lake Oahe is a large man-made reservoir on the Missouri River in the north-central United States, known for its extensive recreation opportunities and role in regional water storage and hydroelectric power.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
| Stage | Batch ID | Job type | Status |
|---|---|---|---|
| creating | batch_69bd4465e03081909bfcfd7113062590 |
elicitation | completed |
| NER | batch_69bd7ab846548190bcd2c5cd238f6cd9 |
ner | completed |
| NED1 | batch_69bef8059c808190aac709a199541ce7 |
ned_source_triple | completed |
Created at: March 20, 2026, 1:48 p.m.