Triple
T5218626
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fullerton station |
E117813
|
entity |
| Predicate | hasTransferBetween |
P34164
|
FINISHED |
| Object |
Brown Line and Purple Line Express
Brown Line and Purple Line Express are Chicago 'L' rapid transit services that share tracks on the city's North Side, with the Purple Line Express providing weekday rush-hour service to and from downtown.
|
E567863
|
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: Brown Line and Purple Line Express | Statement: [Fullerton station, hasTransferBetween, Brown Line and Purple Line Express]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Brown Line and Purple Line Express Context triple: [Fullerton station, hasTransferBetween, Brown Line and Purple Line Express]
-
A.
Brown Line
The Brown Line is a rapid transit route of Chicago's "L" system that primarily serves the city's North Side and northwest neighborhoods.
-
B.
Orange Line (CTA)
The Orange Line (CTA) is a rapid transit route in Chicago that connects the Loop with Midway International Airport and several Southwest Side neighborhoods.
-
C.
Red Line and Brown Line
The Red Line and Brown Line are two major Chicago 'L' rapid transit routes that intersect at several key stations and serve different corridors of the city.
-
D.
Orange Line Metro Train
Orange Line Metro Train is a rapid transit line in Lahore, Pakistan, forming part of the city’s metro system and providing high-capacity urban rail service.
-
E.
Orange Line
The Orange Line is a light rail route in the Dallas Area Rapid Transit (DART) system serving key destinations including Dallas/Fort Worth International Airport and several northern suburbs.
- 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: Brown Line and Purple Line Express Triple: [Fullerton station, hasTransferBetween, Brown Line and Purple Line Express]
Generated description
Brown Line and Purple Line Express are Chicago 'L' rapid transit services that share tracks on the city's North Side, with the Purple Line Express providing weekday rush-hour service to and from downtown.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Brown Line and Purple Line Express Target entity description: Brown Line and Purple Line Express are Chicago 'L' rapid transit services that share tracks on the city's North Side, with the Purple Line Express providing weekday rush-hour service to and from downtown.
-
A.
Brown Line
The Brown Line is a rapid transit route of Chicago's "L" system that primarily serves the city's North Side and northwest neighborhoods.
-
B.
Orange Line (CTA)
The Orange Line (CTA) is a rapid transit route in Chicago that connects the Loop with Midway International Airport and several Southwest Side neighborhoods.
-
C.
Red Line and Brown Line
The Red Line and Brown Line are two major Chicago 'L' rapid transit routes that intersect at several key stations and serve different corridors of the city.
-
D.
Orange Line Metro Train
Orange Line Metro Train is a rapid transit line in Lahore, Pakistan, forming part of the city’s metro system and providing high-capacity urban rail service.
-
E.
Orange Line
The Orange Line is a rapid transit route in Chicago that connects the city's Loop with Midway International Airport as part of the Chicago "L" system.
- 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_69bd4465e03081909bfcfd7113062590 |
completed | March 20, 2026, 12:58 p.m. |
| NER | Named-entity recognition | batch_69bd847049648190ab24693e92f0dad1 |
completed | March 20, 2026, 5:31 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c124d359ec819086420b7e00b8d630 |
completed | March 23, 2026, 11:32 a.m. |
| NEDg | Description generation | batch_69c12605b8148190967526967a8a1231 |
completed | March 23, 2026, 11:37 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c126c641448190a826c213e8ab05af |
completed | March 23, 2026, 11:40 a.m. |
Created at: March 20, 2026, 1:48 p.m.