Triple
T17135967
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Michigan City East Pierhead Lighthouse |
E415837
|
entity |
| Predicate | locatedIn |
P40
|
FINISHED |
| Object | Michigan City, Indiana |
—
|
NE NERFINISHED |
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: Michigan City, Indiana | Statement: [Michigan City East Pierhead Lighthouse, locatedIn, Michigan City, Indiana]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Michigan City, Indiana Context triple: [Michigan City East Pierhead Lighthouse, locatedIn, Michigan City, Indiana]
-
A.
Michigan City, Indiana
chosen
Michigan City, Indiana is a small city on the southern shore of Lake Michigan known as a gateway to the Indiana Dunes and a regional hub for lakefront recreation and tourism.
-
B.
Mauckport, Indiana
Mauckport, Indiana is a small historic town on the Ohio River in Harrison County, known for its riverfront location opposite Brandenburg, Kentucky.
-
C.
Valparaiso, Indiana
Valparaiso, Indiana is a small city in northwestern Indiana known for hosting Valparaiso University and serving as a regional cultural and educational center.
-
D.
Merrillville, Indiana
Merrillville, Indiana is a suburban town in Lake County within the Chicago metropolitan area, known as a regional retail and commercial hub in northwest Indiana.
-
E.
Hammond, Indiana
Hammond, Indiana is an industrial city in northwestern Indiana near Chicago, known for its location along the Calumet River and its role in the Calumet Region’s manufacturing and transportation network.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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. |
Created at: April 10, 2026, 5:36 a.m.