Triple
T2512806
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metra Electric District line |
E52738
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object | Park Forest, Illinois |
E311578
|
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: Park Forest, Illinois | Statement: [Metra Electric District line, serves, Park Forest, Illinois]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Park Forest, Illinois Context triple: [Metra Electric District line, serves, Park Forest, Illinois]
-
A.
Park Forest, Illinois
chosen
Park Forest, Illinois is a suburban village in the Chicago metropolitan area known for its post–World War II planned community design and diverse residential character.
-
B.
Rolling Meadows, Illinois
Rolling Meadows, Illinois is a suburban city northwest of Chicago known for its residential neighborhoods, parks, and local business community.
-
C.
Palos Hills, Illinois
Palos Hills, Illinois is a suburban city southwest of Chicago known for its residential neighborhoods, forest preserves, and location within Cook County.
-
D.
River Forest, Illinois
River Forest, Illinois is a suburban village in Cook County, just west of Chicago, known for its tree-lined residential streets, historic architecture, and proximity to Dominican University and Concordia University Chicago.
-
E.
Park Ridge, Illinois
Park Ridge, Illinois is a suburban city northwest of Chicago known for its residential character, historic downtown, and as the childhood home of former U.S. Secretary of State Hillary Clinton.
- 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_69ab4958e76481908a235377dd921c9e |
completed | March 6, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69abd20b6d008190acec0eb172e218c9 |
completed | March 7, 2026, 7:21 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c5187dfe008190ac60e042527e55b3 |
completed | March 26, 2026, 11:29 a.m. |
Created at: March 6, 2026, 9:46 p.m.