Triple
T6255885
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Brown Line |
E140162
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Chicago (Brown Line) station
Chicago (Brown Line) station is an 'L' rapid transit stop in Chicago, Illinois, serving the CTA's Brown Line trains.
|
E590134
|
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: Chicago (Brown Line) station | Statement: [Brown Line, hasStation, Chicago (Brown Line) station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chicago (Brown Line) station Context triple: [Brown Line, hasStation, Chicago (Brown Line) station]
-
A.
Chicago/Franklin station (Chicago "L")
Chicago/Franklin station was a former elevated rapid transit stop on Chicago’s "L" system that operated on the North Side main line near the city’s River North area.
-
B.
Loyola station (Chicago "L")
Loyola station is a Chicago "L" rapid transit stop on the Red Line located in the Rogers Park neighborhood on the city’s North Side.
-
C.
Berwyn station (Chicago "L")
Berwyn station is a Chicago "L" rapid transit stop on the Red Line located in the Edgewater neighborhood on the city's North Side.
-
D.
Damen (Brown Line) station
Damen (Brown Line) station is an elevated Chicago 'L' rapid transit stop in the city's North Side, serving the Brown Line.
-
E.
North/Clybourn station
North/Clybourn station is a Chicago "L" rapid transit stop on the Red Line located near the intersection of North Avenue and Clybourn Avenue on the city's Near North Side.
- 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: Chicago (Brown Line) station Triple: [Brown Line, hasStation, Chicago (Brown Line) station]
Generated description
Chicago (Brown Line) station is an 'L' rapid transit stop in Chicago, Illinois, serving the CTA's Brown Line trains.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Chicago (Brown Line) station Target entity description: Chicago (Brown Line) station is an 'L' rapid transit stop in Chicago, Illinois, serving the CTA's Brown Line trains.
-
A.
Chicago/Franklin station (Chicago "L")
Chicago/Franklin station was a former elevated rapid transit stop on Chicago’s "L" system that operated on the North Side main line near the city’s River North area.
-
B.
Loyola station (Chicago "L")
Loyola station is a Chicago "L" rapid transit stop on the Red Line located in the Rogers Park neighborhood on the city’s North Side.
-
C.
Berwyn station (Chicago "L")
Berwyn station is a Chicago "L" rapid transit stop on the Red Line located in the Edgewater neighborhood on the city's North Side.
-
D.
Damen (Brown Line) station
Damen (Brown Line) station is an elevated Chicago 'L' rapid transit stop in the city's North Side, serving the Brown Line.
-
E.
North/Clybourn station
North/Clybourn station is a Chicago "L" rapid transit stop on the Red Line located near the intersection of North Avenue and Clybourn Avenue on the city's Near North Side.
- 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_69c008b4858c819095b0199114a9a87b |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c063653910819095f1dc3b90ce77db |
completed | March 22, 2026, 9:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c63859155881908767074ea315198c |
completed | March 27, 2026, 7:57 a.m. |
| NEDg | Description generation | batch_69c63a9e0490819088eba26e27d41910 |
completed | March 27, 2026, 8:06 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c63b1c559c8190b9ab541193df48bb |
completed | March 27, 2026, 8:09 a.m. |
Created at: March 22, 2026, 4:24 p.m.