Triple
T12213532
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Portage Lake Lift Bridge |
E291025
|
entity |
| Predicate | crossesAt |
P10257
|
FINISHED |
| Object | Portage Canal |
E949305
|
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: Portage Canal | Statement: [Portage Lake Lift Bridge, crossesAt, Portage Canal]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Portage Canal Context triple: [Portage Lake Lift Bridge, crossesAt, Portage Canal]
-
A.
Portage Canal
chosen
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.
-
B.
Champlain Canal
The Champlain Canal is a historic waterway in New York State that links the Hudson River to Lake Champlain, forming part of the state's inland navigation system.
-
C.
Blackstone Canal
The Blackstone Canal is a historic 19th-century waterway in the northeastern United States that played a key role in early industrial transportation and the development of mill towns in the Blackstone Valley.
-
D.
Erie Canal
The Erie Canal is a historic man-made waterway in New York State that opened in 1825, linking the Great Lakes to the Atlantic Ocean and transforming U.S. commerce and westward expansion.
-
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)
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_69d6ab65923081909acfc61b7a612233 |
completed | April 8, 2026, 7:24 p.m. |
| NER | Named-entity recognition | batch_69d91c931cec819083ca19be06a33e1c |
completed | April 10, 2026, 3:51 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f63ee89b28819095e2e5df8acbcb22 |
completed | May 2, 2026, 6:14 p.m. |
Created at: April 8, 2026, 9:51 p.m.