Triple
T1327270
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metra Milwaukee District West Line |
E28356
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Western Avenue (Milwaukee District)
Western Avenue (Milwaukee District) is a Metra commuter rail station in Chicago serving the Milwaukee District lines and providing connections to multiple transit routes near the city’s West Side.
|
E152043
|
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: Western Avenue (Milwaukee District) | Statement: [Metra Milwaukee District West Line, hasStation, Western Avenue (Milwaukee District)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Western Avenue (Milwaukee District) Context triple: [Metra Milwaukee District West Line, hasStation, Western Avenue (Milwaukee District)]
-
A.
South Michigan Avenue
South Michigan Avenue is a major thoroughfare in downtown Chicago known for its cultural landmarks, historic architecture, and proximity to Grant Park.
-
B.
Illinois Avenue
Illinois Avenue is a major thoroughfare in the Dallas, Texas area that provides key local and regional connectivity for surrounding communities.
-
C.
North Michigan Avenue
North Michigan Avenue is a major commercial thoroughfare in Chicago renowned for its upscale shopping, dining, and landmark architecture.
-
D.
Elmwood Avenue
Elmwood Avenue is a major street in Philadelphia, Pennsylvania, known for carrying a portion of SEPTA’s Subway–Surface trolley lines along its surface.
-
E.
South Side Main Line
The South Side Main Line is a key elevated rapid transit corridor on Chicago's 'L' system that carries multiple Green Line services through the city's South Side.
- 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: Western Avenue (Milwaukee District) Triple: [Metra Milwaukee District West Line, hasStation, Western Avenue (Milwaukee District)]
Generated description
Western Avenue (Milwaukee District) is a Metra commuter rail station in Chicago serving the Milwaukee District lines and providing connections to multiple transit routes near the city’s West Side.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Western Avenue (Milwaukee District) Target entity description: Western Avenue (Milwaukee District) is a Metra commuter rail station in Chicago serving the Milwaukee District lines and providing connections to multiple transit routes near the city’s West Side.
-
A.
South Michigan Avenue
South Michigan Avenue is a major thoroughfare in downtown Chicago known for its cultural landmarks, historic architecture, and proximity to Grant Park.
-
B.
Illinois Avenue
Illinois Avenue is a major thoroughfare in the Dallas, Texas area that provides key local and regional connectivity for surrounding communities.
-
C.
North Michigan Avenue
North Michigan Avenue is a major commercial thoroughfare in Chicago renowned for its upscale shopping, dining, and landmark architecture.
-
D.
Elmwood Avenue
Elmwood Avenue is a major street in Philadelphia, Pennsylvania, known for carrying a portion of SEPTA’s Subway–Surface trolley lines along its surface.
-
E.
South Side Main Line
The South Side Main Line is a key elevated rapid transit corridor on Chicago's 'L' system that carries multiple Green Line services through the city's South Side.
- 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_69a498540a2481909e807a762280d3ba |
completed | March 1, 2026, 7:49 p.m. |
| NER | Named-entity recognition | batch_69a4c1c0a22881909eff0fc6c91a5f41 |
completed | March 1, 2026, 10:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69acbf3038148190bd945f67e1a619ca |
completed | March 8, 2026, 12:13 a.m. |
| NEDg | Description generation | batch_69acbf958b308190874369550420f827 |
completed | March 8, 2026, 12:15 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69acc0c32180819082af905fd56c4b27 |
completed | March 8, 2026, 12:20 a.m. |
Created at: March 1, 2026, 7:55 p.m.