Triple
T6205959
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lake Street |
E138746
|
entity |
| Predicate | carries |
P1393
|
FINISHED |
| Object | Chicago "L" tracks |
E15398
|
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: Chicago "L" tracks | Statement: [Lake Street, carries, Chicago "L" tracks]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chicago "L" tracks Context triple: [Lake Street, carries, Chicago "L" tracks]
-
A.
Chicago "L"
chosen
The Chicago "L" is the elevated rapid transit system serving Chicago and some surrounding suburbs, known for its iconic above-ground tracks and extensive urban rail network.
-
B.
South Side elevated lines of Chicago
The South Side elevated lines of Chicago are a historic segment of the city’s rapid transit system serving Chicago’s South Side neighborhoods as part of the “L” network.
-
C.
Red Line (Chicago "L")
The Red Line is a major rapid transit route of the Chicago "L" system, running north–south through the city and operating 24 hours a day.
-
D.
Metra Rock Island District line
The Metra Rock Island District line is a commuter rail route in the Chicago metropolitan area that connects downtown Chicago with various southwest suburbs, including Tinley Park.
-
E.
Chicago "L" Green Line
The Chicago "L" Green Line is one of the city’s rapid transit routes, running primarily along the South and West Sides and serving key destinations including the Loop and the West Side’s Lake Street corridor.
- 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_69c008acbea48190991c6b834bb45d65 |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c0626f85748190a94448117a85fd78 |
completed | March 22, 2026, 9:43 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c16f47b04c81909bfe20305911f5f2 |
completed | March 23, 2026, 4:50 p.m. |
Created at: March 22, 2026, 4:20 p.m.