Triple
T14965748
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Northbrook, Illinois |
E373182
|
entity |
| Predicate | hasRiver |
P165
|
FINISHED |
| Object |
West Fork of the North Branch Chicago River
The West Fork of the North Branch Chicago River is a suburban waterway in northern Cook County, Illinois, that forms part of the upper reaches of the Chicago River system.
|
E13146
|
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: West Fork of the North Branch Chicago River | Statement: [Northbrook, Illinois, hasRiver, West Fork of the North Branch Chicago River]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: West Fork of the North Branch Chicago River Context triple: [Northbrook, Illinois, hasRiver, West Fork of the North Branch Chicago River]
-
A.
Chicago River
The Chicago River is a historically significant waterway in Chicago known for its engineered reversal of flow, its role in the city’s development, and its iconic green dyeing on St. Patrick’s Day.
-
B.
Des Plaines River
The Des Plaines River is a Midwestern U.S. waterway that flows through southeastern Wisconsin and northeastern Illinois, ultimately joining the Kankakee River to form the Illinois River.
-
C.
Waukegan River
The Waukegan River is a small waterway in northeastern Illinois that flows through the city of Waukegan into Lake Michigan.
-
D.
Calumet River
The Calumet River is an industrially significant waterway in the Chicago metropolitan area that connects Lake Michigan to a network of canals and rivers in Illinois and Indiana.
-
E.
Illinois River
The Illinois River is a scenic tributary of the Rogue River in southwestern Oregon, renowned for its wild and remote canyon, whitewater rafting, and diverse ecosystems within the Klamath-Siskiyou region.
- 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: West Fork of the North Branch Chicago River Triple: [Northbrook, Illinois, hasRiver, West Fork of the North Branch Chicago River]
Generated description
The West Fork of the North Branch Chicago River is a suburban waterway in northern Cook County, Illinois, that forms part of the upper reaches of the Chicago River system.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: West Fork of the North Branch Chicago River Target entity description: The West Fork of the North Branch Chicago River is a suburban waterway in northern Cook County, Illinois, that forms part of the upper reaches of the Chicago River system.
-
A.
Chicago River
chosen
The Chicago River is a historically significant waterway in Chicago known for its engineered reversal of flow, its role in the city’s development, and its iconic green dyeing on St. Patrick’s Day.
-
B.
Des Plaines River
The Des Plaines River is a Midwestern U.S. waterway that flows through southeastern Wisconsin and northeastern Illinois, ultimately joining the Kankakee River to form the Illinois River.
-
C.
Waukegan River
The Waukegan River is a small waterway in northeastern Illinois that flows through the city of Waukegan into Lake Michigan.
-
D.
Calumet River
The Calumet River is an industrially significant waterway in the Chicago metropolitan area that connects Lake Michigan to a network of canals and rivers in Illinois and Indiana.
-
E.
Illinois River
The Illinois River is a scenic tributary of the Rogue River in southwestern Oregon, renowned for its wild and remote canyon, whitewater rafting, and diverse ecosystems within the Klamath-Siskiyou region.
- F. None of above.
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_69d85ccbbcd48190acb56e7cf104d8ad |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69ded6e2fdcc8190bffe603db3388736 |
completed | April 15, 2026, 12:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fe8be122688190b20fe4450786158a |
completed | May 9, 2026, 1:20 a.m. |
| NEDg | Description generation | batch_69fe9045dd208190a51e6648c4275ff4 |
completed | May 9, 2026, 1:39 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69fe90ec50e081909ab267fee2b069bc |
completed | May 9, 2026, 1:42 a.m. |
Created at: April 10, 2026, 2:47 a.m.