Triple
T12213518
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Portage Lake Lift Bridge |
E291025
|
entity |
| Predicate | over |
P27212
|
FINISHED |
| Object | Keweenaw Waterway shipping canal |
E297397
|
NE FINISHED |
Disambiguation candidates (1 decision)
The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Keweenaw Waterway shipping canal Context triple: [Portage Lake Lift Bridge, over, Keweenaw Waterway shipping canal]
-
A.
Keweenaw Waterway
chosen
The Keweenaw Waterway is a navigable canal and natural waterway system in Michigan’s Upper Peninsula that cuts across the Keweenaw Peninsula, connecting Lake Superior’s north and south shores.
-
B.
Duluth Ship Canal
The Duluth Ship Canal is a man-made waterway in Duluth, Minnesota, that provides access between Lake Superior and the Duluth–Superior Harbor for large commercial and recreational vessels.
-
C.
Sault Ste. Marie Canal
The Sault Ste. Marie Canal is a historic Canadian lock and canal system in Sault Ste. Marie, Ontario, that once formed a key part of Great Lakes shipping and is now a National Historic Site.
-
D.
Portage Canal
Portage Canal is a man-made waterway in Michigan’s Keweenaw Peninsula that provides a navigable connection between Portage Lake and Lake Superior, historically important for regional shipping and mining.
-
E.
Indiana Harbor and Ship Canal
Indiana Harbor and Ship Canal is a major industrial waterway in northwest Indiana that serves as a key shipping and steel-production hub on the southern shore of Lake Michigan.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
| Stage | Batch ID | Job type | Status |
|---|---|---|---|
| creating | batch_69d6ab65923081909acfc61b7a612233 |
elicitation | completed |
| NER | batch_69d91c931cec819083ca19be06a33e1c |
ner | completed |
| NED1 | batch_69f62a8c69308190bffae7b38cc5620b |
ned_source_triple | completed |
Created at: April 8, 2026, 9:51 p.m.