Triple
T4316513
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | California station (Green Line) |
E96405
|
entity |
| Predicate | isOnBranch |
P20674
|
FINISHED |
| Object | Lake Street Elevated |
E138746
|
NE FINISHED |
How this triple was built (2 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 Elevated | Statement: [California station (Green Line), isOnBranch, Lake Street Elevated]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lake Street Elevated Context triple: [California station (Green Line), isOnBranch, Lake Street Elevated]
-
A.
Washington Street Elevated
Washington Street Elevated was a former elevated rapid transit line in Boston that once carried Orange Line trains along Washington Street through several neighborhoods.
-
B.
Lake Street
chosen
Lake Street is a major east–west thoroughfare in Chicago, Illinois, known for running through the downtown Loop and carrying portions of the city’s elevated “L” train tracks.
-
C.
Lake Shore Drive
Lake Shore Drive is a major scenic expressway running along the Lake Michigan shoreline in Chicago, known for connecting the city’s lakefront parks, beaches, and downtown.
-
D.
Wabash Avenue
Wabash Avenue is a major north–south street in downtown Chicago, Illinois, known for running beneath the elevated "L" tracks and passing through the Loop.
-
E.
Illinois Street
Illinois Street is a roadway in downtown Chicago that intersects with major thoroughfares like North Michigan Avenue near the city’s central business and shopping districts.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69b345422aac81909ddbadae437d122e |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b350f60dfc819098202b7eb3bbf402 |
completed | March 12, 2026, 11:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b5d085f78481909bb6dd55bf06d9d6 |
completed | March 14, 2026, 9:17 p.m. |
Created at: March 12, 2026, 11:12 p.m.