Triple
T1135363
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Orange Line |
E23125
|
entity |
| Predicate | previousAlignment |
P26427
|
FINISHED |
| Object | Washington Street Elevated |
E85612
|
NE FINISHED |
How this triple was built (3 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: Washington Street Elevated | Statement: [MBTA Orange Line, previousAlignment, Washington Street Elevated]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Washington Street Elevated Context triple: [MBTA Orange Line, previousAlignment, Washington Street Elevated]
-
A.
Metropolitan West Side Elevated Railroad
The Metropolitan West Side Elevated Railroad was an early elevated transit line in Chicago that formed part of the city’s first rapid transit system on the West Side.
-
B.
Illinois Avenue
Illinois Avenue is a major thoroughfare in the Dallas, Texas area that provides key local and regional connectivity for surrounding communities.
-
C.
Dan Ryan Expressway
The Dan Ryan Expressway is a major Chicago freeway that carries Interstate 90/94 traffic through the city’s South Side.
-
D.
Boston Elevated Railway
chosen
The Boston Elevated Railway was a former public transit company that operated Boston’s early elevated and streetcar lines before being succeeded by the modern MBTA system known as “the T.”
-
E.
Beltline
Beltline is a densely populated, urban inner-city neighbourhood in Calgary known for its high-rise residences, nightlife, and cultural amenities just south of the downtown core.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: previousAlignment Context triple: [MBTA Orange Line, previousAlignment, Washington Street Elevated]
-
A.
primaryAlignment
Indicates the main or most significant way in which one entity is aligned, associated, or in agreement with another entity, standard, or category.
-
B.
previousStructure
Indicates that one structure directly precedes another in a defined sequence or configuration.
-
C.
previousMode
Indicates that one mode directly precedes another in a sequence or state transition.
-
D.
alignmentChange
Indicates a change in the moral, ethical, or factional stance of an entity relative to its previous alignment.
-
E.
alignedAgainst
Indicates that two or more entities are united in opposition to a common target, side, or objective.
- 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_69a493ec75988190b63a11bafaec29b4 |
completed | March 1, 2026, 7:30 p.m. |
| NER | Named-entity recognition | batch_69a4bde18d208190848c189b2b8d585f |
completed | March 1, 2026, 10:29 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac6f11a31481909e11a01b12841b3d |
completed | March 7, 2026, 6:31 p.m. |
| PD | Predicate disambiguation | batch_69a4bb4b52d48190bec2e7ad1cc8efc0 |
completed | March 1, 2026, 10:18 p.m. |
| PDg | Predicate description generation | batch_69a4bddfa598819088690e1ab010ba0b |
completed | March 1, 2026, 10:29 p.m. |
Created at: March 1, 2026, 7:44 p.m.