Triple
T2392728
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Rock Island District main line |
E48978
|
entity |
| Predicate | terminusA |
P388
|
FINISHED |
| Object | LaSalle Street Station |
E87553
|
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: LaSalle Street Station | Statement: [Rock Island District main line, terminusA, LaSalle Street Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: LaSalle Street Station Context triple: [Rock Island District main line, terminusA, LaSalle Street Station]
-
A.
LaSalle Street Station
chosen
LaSalle Street Station is a major commuter rail terminal in Chicago’s Loop that primarily serves Metra’s Rock Island District line.
-
B.
Five Points station
Five Points station is the primary transit hub in downtown Atlanta where multiple MARTA rail lines intersect, serving as a major connection point for commuters across the metropolitan area.
-
C.
Quincy station (CTA)
Quincy station (CTA) is a historic elevated rapid transit stop in downtown Chicago’s Loop, known for its preserved 19th-century architecture and service to multiple ‘L’ lines including the Orange Line.
-
D.
Clark/Lake station (CTA)
Clark/Lake station (CTA) is a major elevated and subway transfer station in downtown Chicago’s Loop, serving multiple Chicago 'L' lines and providing convenient access to nearby civic and commercial destinations.
-
E.
Pioneer Square Station
Pioneer Square Station is a central underground light rail and bus transit hub in downtown Seattle, Washington, serving the Pioneer Square neighborhood and nearby cultural attractions.
- 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_69a88aa5f63081908d07fd302029fcbd |
completed | March 4, 2026, 7:40 p.m. |
| NER | Named-entity recognition | batch_69abc876d48881909e4d6f5ebe430012 |
completed | March 7, 2026, 6:40 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69aeb3d7b4908190a87dd33316d2d725 |
completed | March 9, 2026, 11:49 a.m. |
Created at: March 4, 2026, 7:57 p.m.