Triple
T6111700
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Paulina Connector |
E136256
|
entity |
| Predicate | connects |
P390
|
FINISHED |
| Object |
Lake Street branch
The Lake Street branch is a segment of Chicago's elevated rapid transit system, historically part of the Green Line serving the city's West Side.
|
E569229
|
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: Lake Street branch | Statement: [Paulina Connector, connects, Lake Street branch]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lake Street branch Context triple: [Paulina Connector, connects, Lake Street branch]
-
A.
Woodland Street Branch
Woodland Street Branch is a segment of Connecticut’s Park River, an urban waterway historically known for its partial burial and role in Hartford’s drainage and flood-control system.
-
B.
Broadview Branch
Broadview Branch is a neighborhood library of The Seattle Public Library system serving the Broadview area of Seattle with books, media, and community services.
-
C.
Forest Park branch
The Forest Park branch is the western segment of Chicago's CTA Blue Line rapid transit route, serving neighborhoods between downtown Chicago and the suburb of Forest Park.
-
D.
Union Square Branch
The Union Square Branch is a segment of Boston's MBTA Green Line light rail system that extends service to the Union Square area of Somerville.
-
E.
Ballard Branch
Ballard Branch is a neighborhood library of the Seattle Public Library system serving the Ballard area with books, media, and community services.
- 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: Lake Street branch Triple: [Paulina Connector, connects, Lake Street branch]
Generated description
The Lake Street branch is a segment of Chicago's elevated rapid transit system, historically part of the Green Line serving the city's West Side.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Lake Street branch Target entity description: The Lake Street branch is a segment of Chicago's elevated rapid transit system, historically part of the Green Line serving the city's West Side.
-
A.
Woodland Street Branch
Woodland Street Branch is a segment of Connecticut’s Park River, an urban waterway historically known for its partial burial and role in Hartford’s drainage and flood-control system.
-
B.
Broadview Branch
Broadview Branch is a neighborhood library of The Seattle Public Library system serving the Broadview area of Seattle with books, media, and community services.
-
C.
Forest Park branch
The Forest Park branch is the western segment of Chicago's CTA Blue Line rapid transit route, serving neighborhoods between downtown Chicago and the suburb of Forest Park.
-
D.
Union Square Branch
The Union Square Branch is a segment of Boston's MBTA Green Line light rail system that extends service to the Union Square area of Somerville.
-
E.
Ballard Branch
Ballard Branch is a neighborhood library of the Seattle Public Library system serving the Ballard area with books, media, and community services.
- 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_69c0089ea6f88190b349be53e04b4f5f |
completed | March 22, 2026, 3:19 p.m. |
| NER | Named-entity recognition | batch_69c05bbbbea88190b889a7c30af1d71a |
completed | March 22, 2026, 9:14 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c125631e008190921206b9e355202b |
completed | March 23, 2026, 11:34 a.m. |
| NEDg | Description generation | batch_69c1281a40a0819083e1ed6fe5433016 |
completed | March 23, 2026, 11:46 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c12891264c81908eec332350863b4a |
completed | March 23, 2026, 11:48 a.m. |
Created at: March 22, 2026, 4:13 p.m.