Triple
T6617191
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Reed and Stem |
E149581
|
entity |
| Predicate | notableWork |
P4
|
FINISHED |
| Object |
Union Station (Duluth, Minnesota)
Union Station in Duluth, Minnesota is a historic passenger rail depot designed by the prominent architectural firm Reed and Stem, known for its early 20th-century railroad architecture.
|
E606388
|
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: Union Station (Duluth, Minnesota) | Statement: [Reed and Stem, notableWork, Union Station (Duluth, Minnesota)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Union Station (Duluth, Minnesota) Context triple: [Reed and Stem, notableWork, Union Station (Duluth, Minnesota)]
-
A.
Union Depot (Saint Paul)
Union Depot (Saint Paul) is a historic multimodal transportation hub and restored train station in downtown Saint Paul, Minnesota.
-
B.
Fridley station
Fridley station is a commuter rail stop serving the city of Fridley in the Minneapolis–Saint Paul metropolitan area.
-
C.
DART St. Paul Station
DART St. Paul Station is a light rail station in downtown Dallas, Texas, serving the Dallas Area Rapid Transit (DART) system and providing convenient access to nearby cultural and commercial destinations.
-
D.
Nicollet Mall Station
Nicollet Mall Station is a light rail stop in downtown Minneapolis serving the METRO Blue Line and providing access to the city’s central business and shopping district.
-
E.
Meridian Union Station
Meridian Union Station is a historic intermodal transportation hub in downtown Meridian, Mississippi, serving Amtrak passenger rail and regional bus services.
- 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: Union Station (Duluth, Minnesota) Triple: [Reed and Stem, notableWork, Union Station (Duluth, Minnesota)]
Generated description
Union Station in Duluth, Minnesota is a historic passenger rail depot designed by the prominent architectural firm Reed and Stem, known for its early 20th-century railroad architecture.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Union Station (Duluth, Minnesota) Target entity description: Union Station in Duluth, Minnesota is a historic passenger rail depot designed by the prominent architectural firm Reed and Stem, known for its early 20th-century railroad architecture.
-
A.
Union Depot (Saint Paul)
Union Depot (Saint Paul) is a historic multimodal transportation hub and restored train station in downtown Saint Paul, Minnesota.
-
B.
Fridley station
Fridley station is a commuter rail stop serving the city of Fridley in the Minneapolis–Saint Paul metropolitan area.
-
C.
DART St. Paul Station
DART St. Paul Station is a light rail station in downtown Dallas, Texas, serving the Dallas Area Rapid Transit (DART) system and providing convenient access to nearby cultural and commercial destinations.
-
D.
Nicollet Mall Station
Nicollet Mall Station is a light rail stop in downtown Minneapolis serving the METRO Blue Line and providing access to the city’s central business and shopping district.
-
E.
Meridian Union Station
Meridian Union Station is a historic intermodal transportation hub in downtown Meridian, Mississippi, serving Amtrak passenger rail and regional bus services.
- 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_69c687ed8a9c81908bb671717cb192ef |
completed | March 27, 2026, 1:36 p.m. |
| NER | Named-entity recognition | batch_69c6af59a344819089ec755296f04381 |
completed | March 27, 2026, 4:24 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c6e443df8c8190b52ecac5a7e9fb09 |
completed | March 27, 2026, 8:10 p.m. |
| NEDg | Description generation | batch_69c6e4c724dc819080f21cf0d1421500 |
completed | March 27, 2026, 8:12 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c6e583b1388190a57dce649567ef98 |
completed | March 27, 2026, 8:16 p.m. |
Created at: March 27, 2026, 1:58 p.m.