Triple
T2595440
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Houghton County, Michigan |
E58217
|
entity |
| Predicate | hasMajorBridge |
P386
|
FINISHED |
| Object |
Portage Lake Lift Bridge
The Portage Lake Lift Bridge is a prominent vertical-lift bridge in Michigan’s Upper Peninsula that connects the cities of Houghton and Hancock across the Keweenaw Waterway.
|
E291025
|
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: Portage Lake Lift Bridge | Statement: [Houghton County, Michigan, hasMajorBridge, Portage Lake Lift Bridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Portage Lake Lift Bridge Context triple: [Houghton County, Michigan, hasMajorBridge, Portage Lake Lift Bridge]
-
A.
Sault Ste. Marie Canal Swing Bridge
The Sault Ste. Marie Canal Swing Bridge is a historic movable bridge in Sault Ste. Marie, Ontario, that carries road and rail traffic across the canal near the St. Marys River.
-
B.
Algonquin Bridge
Algonquin Bridge is a pedestrian bridge located on the Toronto Islands, providing a scenic crossing between parts of the island park system.
-
C.
Whirlpool Rapids Bridge
Whirlpool Rapids Bridge is a historic steel arch bridge connecting Niagara Falls, New York, and Niagara Falls, Ontario, spanning the Niagara Gorge just downstream from the famous falls.
-
D.
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.
-
E.
Nipigon River Bridge
Nipigon River Bridge is a cable-stayed bridge in Ontario, Canada, notable for carrying the Trans-Canada Highway across the Nipigon River and serving as a key transportation link in northern Ontario.
- 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: Portage Lake Lift Bridge Triple: [Houghton County, Michigan, hasMajorBridge, Portage Lake Lift Bridge]
Generated description
The Portage Lake Lift Bridge is a prominent vertical-lift bridge in Michigan’s Upper Peninsula that connects the cities of Houghton and Hancock across the Keweenaw Waterway.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Portage Lake Lift Bridge Target entity description: The Portage Lake Lift Bridge is a prominent vertical-lift bridge in Michigan’s Upper Peninsula that connects the cities of Houghton and Hancock across the Keweenaw Waterway.
-
A.
Sault Ste. Marie Canal Swing Bridge
The Sault Ste. Marie Canal Swing Bridge is a historic movable bridge in Sault Ste. Marie, Ontario, that carries road and rail traffic across the canal near the St. Marys River.
-
B.
Algonquin Bridge
Algonquin Bridge is a pedestrian bridge located on the Toronto Islands, providing a scenic crossing between parts of the island park system.
-
C.
Whirlpool Rapids Bridge
Whirlpool Rapids Bridge is a historic steel arch bridge connecting Niagara Falls, New York, and Niagara Falls, Ontario, spanning the Niagara Gorge just downstream from the famous falls.
-
D.
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.
-
E.
Nipigon River Bridge
Nipigon River Bridge is a cable-stayed bridge in Ontario, Canada, notable for carrying the Trans-Canada Highway across the Nipigon River and serving as a key transportation link in northern Ontario.
- 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_69ab4ac14040819098b13f4a27d5c8ff |
completed | March 6, 2026, 9:44 p.m. |
| NER | Named-entity recognition | batch_69abd42978f881909f217e7ec9ac3144 |
completed | March 7, 2026, 7:30 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afaf3f4c2c8190b9e91b30068bb1c5 |
completed | March 10, 2026, 5:42 a.m. |
| NEDg | Description generation | batch_69afafddb2a081909b891eed7ba5411d |
completed | March 10, 2026, 5:45 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69afb10304488190a1129efae36b3c4e |
completed | March 10, 2026, 5:49 a.m. |
Created at: March 6, 2026, 9:49 p.m.