Triple
T2524859
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South Shore Line |
E56009
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Michigan City 11th Street station
Michigan City 11th Street station is a commuter rail stop in Michigan City, Indiana, serving passengers on the South Shore Line between Chicago and South Bend.
|
E278065
|
NE FINISHED |
How this triple was built (4 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: Michigan City 11th Street station | Statement: [South Shore Line, hasStation, Michigan City 11th Street station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Michigan City 11th Street station Context triple: [South Shore Line, hasStation, Michigan City 11th Street station]
-
A.
Washington/Wabash station
Washington/Wabash station is a Chicago 'L' rapid transit station in the Loop that serves multiple elevated lines and replaced the former Randolph/Wabash and Madison/Wabash stations.
-
B.
East Chicago station
East Chicago station is a commuter rail stop in East Chicago, Indiana, serving passengers on the South Shore Line between Chicago and South Bend.
-
C.
Adams/Wabash station
Adams/Wabash station is an elevated Chicago "L" train stop in the Loop, serving multiple lines in the heart of downtown Chicago.
-
D.
Barrington Metra station
Barrington Metra station is a commuter rail station in Barrington, Illinois, serving as a stop on Metra's Union Pacific Northwest Line connecting the suburb to downtown Chicago.
-
E.
North Avenue station
North Avenue station is a transit stop on Baltimore's Light Rail system serving the North Avenue corridor in Baltimore, Maryland.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Michigan City 11th Street station Triple: [South Shore Line, hasStation, Michigan City 11th Street station]
Generated description
Michigan City 11th Street station is a commuter rail stop in Michigan City, Indiana, serving passengers on the South Shore Line between Chicago and South Bend.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Michigan City 11th Street station Target entity description: Michigan City 11th Street station is a commuter rail stop in Michigan City, Indiana, serving passengers on the South Shore Line between Chicago and South Bend.
-
A.
Washington/Wabash station
Washington/Wabash station is a Chicago 'L' rapid transit station in the Loop that serves multiple elevated lines and replaced the former Randolph/Wabash and Madison/Wabash stations.
-
B.
East Chicago station
East Chicago station is a commuter rail stop in East Chicago, Indiana, serving passengers on the South Shore Line between Chicago and South Bend.
-
C.
Adams/Wabash station
Adams/Wabash station is an elevated Chicago "L" train stop in the Loop, serving multiple lines in the heart of downtown Chicago.
-
D.
Barrington Metra station
Barrington Metra station is a commuter rail station in Barrington, Illinois, serving as a stop on Metra's Union Pacific Northwest Line connecting the suburb to downtown Chicago.
-
E.
North Avenue station
North Avenue station is a transit stop on Baltimore's Light Rail system serving the North Avenue corridor in Baltimore, Maryland.
- 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_69ab4a48e4f081908f1218d244608659 |
completed | March 6, 2026, 9:42 p.m. |
| NER | Named-entity recognition | batch_69abd252f1c88190ac93604542f80f49 |
completed | March 7, 2026, 7:22 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af5cf0939c8190b7f7babc487c43cd |
completed | March 9, 2026, 11:51 p.m. |
| NEDg | Description generation | batch_69af5fc8dea48190bd363c5b3fae395e |
completed | March 10, 2026, 12:03 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69af6075ff1c8190aff09683c2d27317 |
completed | March 10, 2026, 12:06 a.m. |
Created at: March 6, 2026, 9:46 p.m.