Triple

T1491870
Position Surface form Disambiguated ID Type / Status
Subject Old Mackinac Point Lighthouse E29596 entity
Predicate partOf P40 FINISHED
Object Mackinac Bridge Historic District
The Mackinac Bridge Historic District is a historically significant area at the Straits of Mackinac in Michigan that preserves maritime, transportation, and architectural heritage associated with the Mackinac Bridge and surrounding shoreline.
E174461 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: Mackinac Bridge Historic District | Statement: [Old Mackinac Point Lighthouse, partOf, Mackinac Bridge Historic District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mackinac Bridge Historic District
Context triple: [Old Mackinac Point Lighthouse, partOf, Mackinac Bridge Historic District]
  • A. Mackinac State Historic Parks
    Mackinac State Historic Parks is a Michigan state park system that preserves and interprets historic sites, natural areas, and cultural landmarks in the Straits of Mackinac region.
  • B. Mackinac Bridge
    The Mackinac Bridge is a major suspension bridge in Michigan that connects the state's Upper and Lower Peninsulas and is one of the longest suspension bridges in the world.
  • C. Michigan State Historic Site
    The Michigan State Historic Site designation recognizes places of significant historical, architectural, or cultural importance within the state of Michigan and marks them for preservation and public awareness.
  • D. Keweenaw National Historical Park
    Keweenaw National Historical Park is a U.S. National Historical Park that preserves and interprets the history of copper mining and related communities on Michigan’s Keweenaw Peninsula.
  • E. Sault Ste. Marie Canal Administration Building
    The Sault Ste. Marie Canal Administration Building is a historic government facility in Sault Ste. Marie, Ontario, that once housed the administrative offices overseeing operations of the Sault Ste. Marie Canal.
  • 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: Mackinac Bridge Historic District
Triple: [Old Mackinac Point Lighthouse, partOf, Mackinac Bridge Historic District]
Generated description
The Mackinac Bridge Historic District is a historically significant area at the Straits of Mackinac in Michigan that preserves maritime, transportation, and architectural heritage associated with the Mackinac Bridge and surrounding shoreline.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mackinac Bridge Historic District
Target entity description: The Mackinac Bridge Historic District is a historically significant area at the Straits of Mackinac in Michigan that preserves maritime, transportation, and architectural heritage associated with the Mackinac Bridge and surrounding shoreline.
  • A. Mackinac State Historic Parks
    Mackinac State Historic Parks is a Michigan state park system that preserves and interprets historic sites, natural areas, and cultural landmarks in the Straits of Mackinac region.
  • B. Mackinac Bridge
    The Mackinac Bridge is a major suspension bridge in Michigan that connects the state's Upper and Lower Peninsulas and is one of the longest suspension bridges in the world.
  • C. Michigan State Historic Site
    The Michigan State Historic Site designation recognizes places of significant historical, architectural, or cultural importance within the state of Michigan and marks them for preservation and public awareness.
  • D. Keweenaw National Historical Park
    Keweenaw National Historical Park is a U.S. National Historical Park that preserves and interprets the history of copper mining and related communities on Michigan’s Keweenaw Peninsula.
  • E. Sault Ste. Marie Canal Administration Building
    The Sault Ste. Marie Canal Administration Building is a historic government facility in Sault Ste. Marie, Ontario, that once housed the administrative offices overseeing operations of the Sault Ste. Marie Canal.
  • 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_69a498da82e08190ba833330d05f380f completed March 1, 2026, 7:51 p.m.
NER Named-entity recognition batch_69a4c6c3ace4819081bc2b86ee2486b6 completed March 1, 2026, 11:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad2943545c8190a2246a41d712528b completed March 8, 2026, 7:46 a.m.
NEDg Description generation batch_69ad29dc9fd08190b67527f0662c92dc completed March 8, 2026, 7:48 a.m.
NED2 Entity disambiguation (via description) batch_69ad2a4d71a88190b67ed21beebbb479 completed March 8, 2026, 7:50 a.m.
Created at: March 1, 2026, 8:12 p.m.