Triple
T5218631
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fullerton station |
E117813
|
entity |
| Predicate | hasAdjacentStationSouth_RedLine |
P29922
|
FINISHED |
| Object |
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.
|
E502835
|
NE FINISHED |
How this triple was built (5 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: North/Clybourn station | Statement: [Fullerton station, hasAdjacentStationSouth_RedLine, North/Clybourn station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: North/Clybourn station Context triple: [Fullerton station, hasAdjacentStationSouth_RedLine, North/Clybourn 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.
Sedgwick station (Chicago "L")
Sedgwick station is a historic Chicago "L" rapid transit stop on the city's North Side that has operated since the early 20th century.
-
C.
Illinois Medical District station
Illinois Medical District station is a Chicago Transit Authority rapid transit stop on the Blue Line serving the Illinois Medical District and nearby West Side institutions.
-
D.
Metra Rock Island District 35th Street station
Metra Rock Island District 35th Street station is a commuter rail stop in Chicago serving the Rock Island District line, located near Guaranteed Rate Field and providing access to the surrounding Bronzeville and Bridgeport areas.
-
E.
Thorndale station (Chicago "L")
Thorndale station is a Chicago "L" rapid transit stop on the Red Line located in the Edgewater neighborhood on the city’s 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: North/Clybourn station Triple: [Fullerton station, hasAdjacentStationSouth_RedLine, North/Clybourn station]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: North/Clybourn station Target entity description: 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.
-
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.
Sedgwick station (Chicago "L")
Sedgwick station is a historic Chicago "L" rapid transit stop on the city's North Side that has operated since the early 20th century.
-
C.
Illinois Medical District station
Illinois Medical District station is a Chicago Transit Authority rapid transit stop on the Blue Line serving the Illinois Medical District and nearby West Side institutions.
-
D.
Metra Rock Island District 35th Street station
Metra Rock Island District 35th Street station is a commuter rail stop in Chicago serving the Rock Island District line, located near Guaranteed Rate Field and providing access to the surrounding Bronzeville and Bridgeport areas.
-
E.
Thorndale station (Chicago "L")
Thorndale station is a Chicago "L" rapid transit stop on the Red Line located in the Edgewater neighborhood on the city’s North Side.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasAdjacentStationSouth_RedLine Context triple: [Fullerton station, hasAdjacentStationSouth_RedLine, North/Clybourn station]
-
A.
hasAdjacentStationOnRedLine
Indicates that one station is directly next to another station along the red transit line, with no other stations in between.
-
B.
adjacentStationOnRedLine
Indicates that one station is directly next to another station along the Red Line, with no other stations in between.
-
C.
precedingStationOnRedLineSouthbound
chosen
Indicates that one station is immediately before another station when traveling southbound on the Red Line.
-
D.
adjacentStationSouth
Indicates that one station is directly to the south of another station, with no other station in between.
-
E.
hasAdjacentStationOnGreenLine
Indicates that one station is directly next to another station along the Green Line.
- F. None of above.
Provenance (6 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_69bd4465e03081909bfcfd7113062590 |
completed | March 20, 2026, 12:58 p.m. |
| NER | Named-entity recognition | batch_69bd7a96d49c8190a58726a57edebdcc |
completed | March 20, 2026, 4:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69beefebe3b081909f3fe50cf3d73653 |
completed | March 21, 2026, 7:22 p.m. |
| NEDg | Description generation | batch_69bef0bfd76c8190ab48fed23b21c70b |
completed | March 21, 2026, 7:25 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69bef168c2088190bba7fce5219b0d1f |
completed | March 21, 2026, 7:28 p.m. |
| PD | Predicate disambiguation | batch_69bd77bd2a448190a9ae5afd2585a7b9 |
completed | March 20, 2026, 4:37 p.m. |
Created at: March 20, 2026, 1:48 p.m.