Triple
T2512805
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metra Electric District line |
E52738
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object |
Olympia Fields, Illinois
Olympia Fields, Illinois is a suburban village in Cook County, south of Chicago, known for its residential character and proximity to a major commuter rail line.
|
E275123
|
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: Olympia Fields, Illinois | Statement: [Metra Electric District line, serves, Olympia Fields, Illinois]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Olympia Fields, Illinois Context triple: [Metra Electric District line, serves, Olympia Fields, Illinois]
-
A.
Oak Lawn, Illinois
Oak Lawn, Illinois is a suburban village southwest of Chicago known for its residential neighborhoods, parks, and proximity to major medical and transportation facilities.
-
B.
Evergreen Park, Illinois
Evergreen Park, Illinois is a suburban village in Cook County, just southwest of Chicago, known for its residential character and proximity to the city.
-
C.
Oak Forest, Illinois
Oak Forest, Illinois is a suburban city in the Chicago metropolitan area known for its residential neighborhoods and proximity to forest preserves.
-
D.
Braidwood, Illinois
Braidwood, Illinois is a small city in northeastern Illinois known historically as a coal mining community and later for hosting the Braidwood Nuclear Generating Station.
-
E.
Pingree Grove, Illinois
Pingree Grove, Illinois is a small but rapidly growing village in northern Illinois that functions largely as a residential community within the greater Chicago metropolitan area.
- 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: Olympia Fields, Illinois Triple: [Metra Electric District line, serves, Olympia Fields, Illinois]
Generated description
Olympia Fields, Illinois is a suburban village in Cook County, south of Chicago, known for its residential character and proximity to a major commuter rail line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Olympia Fields, Illinois Target entity description: Olympia Fields, Illinois is a suburban village in Cook County, south of Chicago, known for its residential character and proximity to a major commuter rail line.
-
A.
Oak Lawn, Illinois
Oak Lawn, Illinois is a suburban village southwest of Chicago known for its residential neighborhoods, parks, and proximity to major medical and transportation facilities.
-
B.
Evergreen Park, Illinois
Evergreen Park, Illinois is a suburban village in Cook County, just southwest of Chicago, known for its residential character and proximity to the city.
-
C.
Oak Forest, Illinois
Oak Forest, Illinois is a suburban city in the Chicago metropolitan area known for its residential neighborhoods and proximity to forest preserves.
-
D.
Braidwood, Illinois
Braidwood, Illinois is a small city in northeastern Illinois known historically as a coal mining community and later for hosting the Braidwood Nuclear Generating Station.
-
E.
Pingree Grove, Illinois
Pingree Grove, Illinois is a small but rapidly growing village in northern Illinois that functions largely as a residential community within the greater Chicago metropolitan area.
- F. None of above. chosen
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_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_69af2b934d3c81909627a5f4d6e6ca6a |
completed | March 9, 2026, 8:20 p.m. |
| NEDg | Description generation | batch_69af4fd4f2a4819094b630cef9bfd8c4 |
completed | March 9, 2026, 10:55 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69af502a3c5c819087d3e5798db53c38 |
completed | March 9, 2026, 10:56 p.m. |
Created at: March 6, 2026, 9:46 p.m.