Triple
T18344803
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Green Line Ashland/63rd Branch |
E439507
|
entity |
| Predicate | connectsTo |
P845
|
FINISHED |
| Object |
Green Line Cottage Grove Branch
The Green Line Cottage Grove Branch is a segment of Chicago's 'L' rapid transit system serving the city's South Side along Cottage Grove Avenue.
|
E1320400
|
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: Green Line Cottage Grove Branch | Statement: [Green Line Ashland/63rd Branch, connectsTo, Green Line Cottage Grove Branch]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Green Line Cottage Grove Branch Context triple: [Green Line Ashland/63rd Branch, connectsTo, Green Line Cottage Grove Branch]
-
A.
Green Line Lake Branch
The Green Line Lake Branch is a rapid transit line of the Chicago "L" system that runs west from downtown Chicago to the city's West Side and western suburbs.
-
B.
Green Line Ashland/63rd Branch
The Green Line Ashland/63rd Branch is a Chicago 'L' rapid transit branch on the CTA's Green Line that runs through the city's South Side to the Ashland/63rd terminal.
-
C.
Green Line West Branch
The Green Line West Branch is a segment of Chicago's 'L' rapid transit system that carries Green Line trains between Harlem/Lake and Ashland/63rd on the city's West Side.
-
D.
Green Line C Branch
The Green Line C Branch is a light rail service of Boston's MBTA Green Line that runs primarily along Beacon Street between downtown Boston and the suburb of Brookline.
-
E.
Forest Park branch of the Blue Line
The Forest Park branch of the Blue Line is a western segment of Chicago’s rapid transit system that runs between downtown and the suburb of Forest Park.
- 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: Green Line Cottage Grove Branch Triple: [Green Line Ashland/63rd Branch, connectsTo, Green Line Cottage Grove Branch]
Generated description
The Green Line Cottage Grove Branch is a segment of Chicago's 'L' rapid transit system serving the city's South Side along Cottage Grove Avenue.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Green Line Cottage Grove Branch Target entity description: The Green Line Cottage Grove Branch is a segment of Chicago's 'L' rapid transit system serving the city's South Side along Cottage Grove Avenue.
-
A.
Green Line Lake Branch
The Green Line Lake Branch is a rapid transit line of the Chicago "L" system that runs west from downtown Chicago to the city's West Side and western suburbs.
-
B.
Green Line Ashland/63rd Branch
The Green Line Ashland/63rd Branch is a Chicago 'L' rapid transit branch on the CTA's Green Line that runs through the city's South Side to the Ashland/63rd terminal.
-
C.
Green Line West Branch
The Green Line West Branch is a segment of Chicago's 'L' rapid transit system that carries Green Line trains between Harlem/Lake and Ashland/63rd on the city's West Side.
-
D.
Green Line C Branch
The Green Line C Branch is a light rail service of Boston's MBTA Green Line that runs primarily along Beacon Street between downtown Boston and the suburb of Brookline.
-
E.
Forest Park branch of the Blue Line
The Forest Park branch of the Blue Line is a western segment of Chicago’s rapid transit system that runs between downtown and the suburb of Forest Park.
- 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_69d8b9175fec8190af865699b4e64d8c |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e514f3bb888190bdeea4c4d114a43b |
completed | April 19, 2026, 5:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a03cc245d008190838015a5129f232f |
completed | May 13, 2026, 12:56 a.m. |
| NEDg | Description generation | batch_6a03d05679f4819096ecee9c2a19ad26 |
completed | May 13, 2026, 1:13 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a03d0cd1a688190ba67d1601e4fea79 |
completed | May 13, 2026, 1:15 a.m. |
Created at: April 10, 2026, 10:37 a.m.