Triple
T14135247
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Grand River (South Dakota) |
E350274
|
entity |
| Predicate | locatedIn |
P40
|
FINISHED |
| Object | Cheyenne River Indian Reservation |
E177733
|
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: Cheyenne River Indian Reservation | Statement: [Grand River (South Dakota), locatedIn, Cheyenne River Indian Reservation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cheyenne River Indian Reservation Context triple: [Grand River (South Dakota), locatedIn, Cheyenne River Indian Reservation]
-
A.
Cheyenne River Indian Reservation
chosen
The Cheyenne River Indian Reservation is a large Native American reservation in central South Dakota that is home primarily to the Cheyenne River Sioux Tribe, a Lakota nation.
-
B.
Flandreau Indian Reservation
Flandreau Indian Reservation is a federally recognized Native American reservation in South Dakota that serves as the homeland of the Flandreau Santee Sioux Tribe.
-
C.
Yankton Indian Reservation
The Yankton Indian Reservation is a federally recognized Native American reservation in southeastern South Dakota that serves as the homeland of the Yankton Sioux Tribe.
-
D.
Pine Ridge Indian Reservation
Pine Ridge Indian Reservation is a large Oglala Lakota Native American reservation in southwestern South Dakota known for its significant cultural heritage and history, including the Wounded Knee Massacre site.
-
E.
Omaha Reservation
The Omaha Reservation is a Native American reservation in northeastern Nebraska that serves as the homeland and administrative center of the Omaha people.
- 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_69d827865f608190b311820428ae027b |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de610e949c8190852d336c9d12bfd0 |
completed | April 14, 2026, 3:45 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd3d043860819099526cbae1b1ef18 |
completed | May 8, 2026, 1:31 a.m. |
Created at: April 10, 2026, 12:05 a.m.