Triple
T2392747
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Rock Island District main line |
E48978
|
entity |
| Predicate | connectsWith |
P37
|
FINISHED |
| Object | SouthWest Service (via downtown Chicago) |
E94374
|
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: SouthWest Service (via downtown Chicago) | Statement: [Rock Island District main line, connectsWith, SouthWest Service (via downtown Chicago)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: SouthWest Service (via downtown Chicago) Context triple: [Rock Island District main line, connectsWith, SouthWest Service (via downtown Chicago)]
-
A.
Metra SouthWest Service
Metra SouthWest Service is a commuter rail line in the Chicago metropolitan area that connects downtown Chicago with southwestern suburbs including Orland Park, Illinois.
-
B.
SouthWest Service line
chosen
The SouthWest Service line is a Metra commuter rail route in the Chicago metropolitan area that provides passenger service between downtown Chicago and southwestern suburbs.
-
C.
Chicago (via Lake Shore Limited)
Chicago (via Lake Shore Limited) is the western terminus city of Amtrak’s Lake Shore Limited route, a major intercity passenger rail service linking the Midwest and the Northeast.
-
D.
Near West Side
Near West Side is a Chicago community area just west of the Loop, known for its mix of residential neighborhoods, historic districts, and major venues like the United Center.
-
E.
Chicago West
Chicago West is the daughter of American rapper and producer Kanye West and media personality Kim Kardashian.
- 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.