Triple
T17136137
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Old Lighthouse Museum |
E415841
|
entity |
| Predicate | formerName |
P65
|
FINISHED |
| Object | Michigan City East Pierhead Light |
E415837
|
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: Michigan City East Pierhead Light | Statement: [Old Lighthouse Museum, formerName, Michigan City East Pierhead Light]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Michigan City East Pierhead Light Context triple: [Old Lighthouse Museum, formerName, Michigan City East Pierhead Light]
-
A.
Michigan City East Pierhead Lighthouse
chosen
The Michigan City East Pierhead Lighthouse is a historic Lake Michigan navigational beacon known for its distinctive pier setting and status as an iconic symbol of Michigan City’s maritime heritage.
-
B.
Muskegon South Pierhead Light
Muskegon South Pierhead Light is a historic red lighthouse on Lake Michigan in Muskegon, Michigan, guiding vessels at the entrance to Muskegon Lake.
-
C.
Marquette Harbor Lighthouse
Marquette Harbor Lighthouse is a historic red-brick navigational beacon on Lake Superior that has guided ships into Marquette, Michigan’s harbor since the 19th century.
-
D.
Sturgeon Point Light Station
Sturgeon Point Light Station is a historic 19th-century lighthouse complex on Lake Huron, known for guiding Great Lakes shipping and serving today as a maritime museum and landmark.
-
E.
Grand Haven lighthouse
The Grand Haven lighthouse is a historic red pierhead light on Lake Michigan in Grand Haven, Michigan, known for its scenic lakeside setting and iconic appearance along the Grand Haven South Pier.
- 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_6a015fc263508190aeeb0ea9553cebdb |
completed | May 11, 2026, 4:49 a.m. |
Created at: April 10, 2026, 5:36 a.m.