Triple
T23211459
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Roosevelt station (CTA) |
E580604
|
entity |
| Predicate | hasTransfer |
P17241
|
FINISHED |
| Object |
Red Line–Green Line
The Red Line–Green Line is a transfer point in Chicago's 'L' rapid transit system where passengers can switch between the Red and Green lines.
|
E1575202
|
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: Red Line–Green Line | Statement: [Roosevelt station (CTA), hasTransfer, Red Line–Green Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Red Line–Green Line Context triple: [Roosevelt station (CTA), hasTransfer, Red Line–Green Line]
-
A.
Red Line–Orange Line
Red Line–Orange Line is a transfer connection point in the Chicago 'L' rapid transit system where passengers can switch between the Red and Orange lines.
-
B.
Red Line and Green Line
Red Line and Green Line are two key Boston MBTA subway lines that intersect at Park Street Station, serving as major routes through the city and surrounding areas.
-
C.
Green Line–Orange Line
Green Line–Orange Line is a major rapid transit interchange in Manila’s LRT/MRT network where the two lines intersect, enabling passenger transfers between them.
-
D.
Red Line and Yellow Line
Red Line and Yellow Line are two intersecting Chicago 'L' rapid transit routes that connect at Howard station on the city's North Side.
-
E.
Red Line and Purple Line
The Red Line and Purple Line are two Chicago 'L' rapid transit routes that share tracks along the North Side and provide commuter service between the city and 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: Red Line–Green Line Triple: [Roosevelt station (CTA), hasTransfer, Red Line–Green Line]
Generated description
The Red Line–Green Line is a transfer point in Chicago's 'L' rapid transit system where passengers can switch between the Red and Green lines.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Red Line–Green Line Target entity description: The Red Line–Green Line is a transfer point in Chicago's 'L' rapid transit system where passengers can switch between the Red and Green lines.
-
A.
Red Line–Orange Line
Red Line–Orange Line is a transfer connection point in the Chicago 'L' rapid transit system where passengers can switch between the Red and Orange lines.
-
B.
Red Line and Green Line
Red Line and Green Line are two key Boston MBTA subway lines that intersect at Park Street Station, serving as major routes through the city and surrounding areas.
-
C.
Green Line–Orange Line
Green Line–Orange Line is a major rapid transit interchange in Manila’s LRT/MRT network where the two lines intersect, enabling passenger transfers between them.
-
D.
Red Line and Yellow Line
Red Line and Yellow Line are two intersecting Chicago 'L' rapid transit routes that connect at Howard station on the city's North Side.
-
E.
Red Line and Purple Line
The Red Line and Purple Line are two Chicago 'L' rapid transit routes that share tracks along the North Side and provide commuter service between the city and northern suburbs.
- 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_69e24602ae1481908aaa6bc7ca493867 |
completed | April 17, 2026, 2:38 p.m. |
| NER | Named-entity recognition | batch_69f191614bc4819080938752d843dcc6 |
completed | April 29, 2026, 5:04 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0c30c6a3688190a6569c98399d334f |
completed | May 19, 2026, 9:43 a.m. |
| NEDg | Description generation | batch_6a0c3301e2d08190929ff173d720ebee |
completed | May 19, 2026, 9:53 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0c3793c0d481908afb12f0cbf56f9b |
completed | May 19, 2026, 10:12 a.m. |
Created at: April 17, 2026, 4:07 p.m.