Triple
T17136234
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Michigan City Generating Station |
E415843
|
entity |
| Predicate | ownedBy |
P347
|
FINISHED |
| Object |
Northern Indiana Public Service Company
Northern Indiana Public Service Company (NIPSCO) is a major regulated utility in northern Indiana that provides electric and natural gas service to residential, commercial, and industrial customers.
|
E1252504
|
NE FINISHED |
How this triple was built (4 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: Northern Indiana Public Service Company | Statement: [Michigan City Generating Station, ownedBy, Northern Indiana Public Service Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Northern Indiana Public Service Company Context triple: [Michigan City Generating Station, ownedBy, Northern Indiana Public Service Company]
-
A.
Kaukauna Utilities
Kaukauna Utilities is the municipally owned public utility serving the city of Kaukauna, Wisconsin, providing services such as electricity and water to local residents and businesses.
-
B.
Middle West Utilities Company
Middle West Utilities Company was a major early 20th-century American electric utility holding company associated with the expansion and subsequent collapse of Samuel Insull’s vast utility empire.
-
C.
Louisville Gas and Electric Company
Louisville Gas and Electric Company is a regulated utility that provides electricity and natural gas services to customers in and around Louisville, Kentucky.
-
D.
Independence Power & Light
Independence Power & Light is a municipal electric utility that provides power services to residents and businesses in Independence, Missouri.
-
E.
Marquette Board of Light and Power
The Marquette Board of Light and Power is a municipal utility in Marquette, Michigan that generates and distributes electricity for the local community.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Northern Indiana Public Service Company Triple: [Michigan City Generating Station, ownedBy, Northern Indiana Public Service Company]
Generated description
Northern Indiana Public Service Company (NIPSCO) is a major regulated utility in northern Indiana that provides electric and natural gas service to residential, commercial, and industrial customers.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Northern Indiana Public Service Company Target entity description: Northern Indiana Public Service Company (NIPSCO) is a major regulated utility in northern Indiana that provides electric and natural gas service to residential, commercial, and industrial customers.
-
A.
Kaukauna Utilities
Kaukauna Utilities is the municipally owned public utility serving the city of Kaukauna, Wisconsin, providing services such as electricity and water to local residents and businesses.
-
B.
Middle West Utilities Company
Middle West Utilities Company was a major early 20th-century American electric utility holding company associated with the expansion and subsequent collapse of Samuel Insull’s vast utility empire.
-
C.
Louisville Gas and Electric Company
Louisville Gas and Electric Company is a regulated utility that provides electricity and natural gas services to customers in and around Louisville, Kentucky.
-
D.
Independence Power & Light
Independence Power & Light is a municipal electric utility that provides power services to residents and businesses in Independence, Missouri.
-
E.
Marquette Board of Light and Power
The Marquette Board of Light and Power is a municipal utility in Marquette, Michigan that generates and distributes electricity for the local community.
- F. None of above. chosen
Provenance (5 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. |
| NEDg | Description generation | batch_6a0141e96e4481908bfdf7a1eb4ac979 |
completed | May 11, 2026, 2:41 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a01428ca86881909b18bcfc1c223f22 |
completed | May 11, 2026, 2:44 a.m. |
Created at: April 10, 2026, 5:36 a.m.