Triple
T14433486
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metra Heritage Corridor |
E357893
|
entity |
| Predicate | followsCorridorOf |
P5520
|
FINISHED |
| Object | Illinois and Michigan Canal |
E442127
|
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: Illinois and Michigan Canal | Statement: [Metra Heritage Corridor, followsCorridorOf, Illinois and Michigan Canal]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Illinois and Michigan Canal Context triple: [Metra Heritage Corridor, followsCorridorOf, Illinois and Michigan Canal]
-
A.
Illinois and Michigan Canal
chosen
The Illinois and Michigan Canal is a historic 19th-century waterway in Illinois that linked the Great Lakes to the Mississippi River system, playing a crucial role in the region’s economic development and westward expansion.
-
B.
Chicago Sanitary and Ship Canal
The Chicago Sanitary and Ship Canal is a man-made waterway in Illinois that reverses the flow of the Chicago River, diverts wastewater away from Lake Michigan, and serves as a key navigation link between the Great Lakes and the Mississippi River system.
-
C.
Miami and Erie Canal
The Miami and Erie Canal was a 19th-century man-made waterway in Ohio that linked the Ohio River to Lake Erie, playing a key role in regional transportation and commerce before the rise of railroads.
-
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.
Wabash and Erie Canal
The Wabash and Erie Canal was a 19th-century man-made waterway that connected the Great Lakes to the Ohio River, facilitating transportation and commerce across the Midwest.
- 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_69d8279402a88190821ffa39ae15bccf |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de91471a648190adb7b283a6a85c3e |
completed | April 14, 2026, 7:11 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd648b8f348190be11645b371b4102 |
completed | May 8, 2026, 4:20 a.m. |
Created at: April 10, 2026, 1:18 a.m.