Triple
T17136258
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Michigan City Generating Station |
E415843
|
entity |
| Predicate | servesRegion |
P82
|
FINISHED |
| Object | Midwest power grid |
E670635
|
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: Midwest power grid | Statement: [Michigan City Generating Station, servesRegion, Midwest power grid]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Midwest power grid Context triple: [Michigan City Generating Station, servesRegion, Midwest power grid]
-
A.
North American power transmission grid
The North American power transmission grid is the vast, interconnected high-voltage network that delivers electricity across the United States, Canada, and parts of Mexico through several major synchronized interconnections.
-
B.
Midcontinent Independent System Operator region
chosen
The Midcontinent Independent System Operator region is a large North American electric transmission and wholesale power market area coordinated by MISO, spanning multiple U.S. states and parts of Canada to ensure reliable, efficient grid operations.
-
C.
Mid-Atlantic United States electric grid
The Mid-Atlantic United States electric grid is a regional power network that transmits and distributes electricity across Mid-Atlantic states, interconnecting with neighboring grids to support reliability and power sharing.
-
D.
New England power grid
The New England power grid is the interconnected high-voltage transmission network that delivers electricity across the six New England states, coordinating generation, transmission, and reliability for the region.
-
E.
Eastern Interconnection
The Eastern Interconnection is one of North America's major synchronized AC power grids, spanning much of the eastern and central United States and parts of 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_69d886d15af4819092f92f8a129763e6 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3f2cf1c588190986167adcf4851b5 |
completed | April 18, 2026, 9:08 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a014150d63081908a5614f85694e57a |
completed | May 11, 2026, 2:39 a.m. |
Created at: April 10, 2026, 5:36 a.m.