Triple
T2244648
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Richard J. Daley Center |
E49473
|
entity |
| Predicate | publicTransitAccess |
P1288
|
FINISHED |
| Object |
Washington station (CTA Blue Line)
Washington station (CTA Blue Line) is an underground Chicago 'L' rapid transit station in the Loop that serves the Blue Line beneath Dearborn Street.
|
E247916
|
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: Washington station (CTA Blue Line) | Statement: [Richard J. Daley Center, publicTransitAccess, Washington station (CTA Blue Line)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Washington station (CTA Blue Line) Context triple: [Richard J. Daley Center, publicTransitAccess, Washington station (CTA Blue Line)]
-
A.
Western station (CTA Orange Line)
Western station (CTA Orange Line) is an elevated rapid transit stop on Chicago's Orange Line serving the city's Southwest Side near the Brighton Park and Gage Park neighborhoods.
-
B.
Belmont station (CTA Red Line)
Belmont station (CTA Red Line) is a major Chicago 'L' rapid transit hub in the Lakeview neighborhood where the Red, Brown, and Purple Lines converge.
-
C.
Pulaski station (CTA Orange Line)
Pulaski station (CTA Orange Line) is an elevated rapid transit stop on Chicago’s Orange Line serving the West Elsdon neighborhood near Midway Airport.
-
D.
Addison station (CTA Red Line)
Addison station (CTA Red Line) is a Chicago 'L' rapid transit stop on the Red Line located in the Lakeview neighborhood, best known for serving fans attending games and events at nearby Wrigley Field.
-
E.
Quincy station (CTA)
Quincy station (CTA) is a historic elevated rapid transit stop in downtown Chicago’s Loop, known for its preserved 19th-century architecture and service to multiple ‘L’ lines including the Orange Line.
- 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: Washington station (CTA Blue Line) Triple: [Richard J. Daley Center, publicTransitAccess, Washington station (CTA Blue Line)]
Generated description
Washington station (CTA Blue Line) is an underground Chicago 'L' rapid transit station in the Loop that serves the Blue Line beneath Dearborn Street.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Washington station (CTA Blue Line) Target entity description: Washington station (CTA Blue Line) is an underground Chicago 'L' rapid transit station in the Loop that serves the Blue Line beneath Dearborn Street.
-
A.
Western station (CTA Orange Line)
Western station (CTA Orange Line) is an elevated rapid transit stop on Chicago's Orange Line serving the city's Southwest Side near the Brighton Park and Gage Park neighborhoods.
-
B.
Belmont station (CTA Red Line)
Belmont station (CTA Red Line) is a major Chicago 'L' rapid transit hub in the Lakeview neighborhood where the Red, Brown, and Purple Lines converge.
-
C.
Pulaski station (CTA Orange Line)
Pulaski station (CTA Orange Line) is an elevated rapid transit stop on Chicago’s Orange Line serving the West Elsdon neighborhood near Midway Airport.
-
D.
Addison station (CTA Red Line)
Addison station (CTA Red Line) is a Chicago 'L' rapid transit stop on the Red Line located in the Lakeview neighborhood, best known for serving fans attending games and events at nearby Wrigley Field.
-
E.
Quincy station (CTA)
Quincy station (CTA) is a historic elevated rapid transit stop in downtown Chicago’s Loop, known for its preserved 19th-century architecture and service to multiple ‘L’ lines including the Orange Line.
- 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_69a88aa979788190ad6500f1d8eee2fc |
completed | March 4, 2026, 7:40 p.m. |
| NER | Named-entity recognition | batch_69abc0e8d5648190915ff689c7ca42bc |
completed | March 7, 2026, 6:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae6b1284d0819093b041ede90d4c53 |
completed | March 9, 2026, 6:39 a.m. |
| NEDg | Description generation | batch_69ae6bcfd2c481908f69df77f40655e2 |
completed | March 9, 2026, 6:42 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae6c4d9c04819086e3091bbbf16099 |
completed | March 9, 2026, 6:44 a.m. |
Created at: March 4, 2026, 7:47 p.m.