Triple
T20530678
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Los Angeles–Seattle rail corridor |
E504057
|
entity |
| Predicate | majorStation |
P1071
|
FINISHED |
| Object |
Salem station (Oregon)
Salem station (Oregon) is an Amtrak passenger rail station in Salem, Oregon, serving as a key stop on intercity routes in the Pacific Northwest.
|
E1435700
|
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: Salem station (Oregon) | Statement: [Los Angeles–Seattle rail corridor, majorStation, Salem station (Oregon)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Salem station (Oregon) Context triple: [Los Angeles–Seattle rail corridor, majorStation, Salem station (Oregon)]
-
A.
Tualatin station
Tualatin station is a commuter rail stop in Tualatin, Oregon, serving as one of the stations on TriMet’s WES Commuter Rail line in the Portland metropolitan area.
-
B.
Salem station
Salem station is a regional railway station serving the municipality of Salem in the German state of Baden-Württemberg.
-
C.
Oregon-Washington Station
Oregon-Washington Station was the original name of Seattle’s historic Union Station, a major early 20th-century railroad terminal in the city.
-
D.
Oregon station
Oregon station is a subway stop on Philadelphia's SEPTA Broad Street Line serving the South Philadelphia neighborhood near Oregon Avenue.
-
E.
Cottage Grove station
Cottage Grove station is a Chicago Transit Authority 'L' rapid transit station on the South Side that serves as the eastern terminus of the Green Line's East 63rd branch.
- 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: Salem station (Oregon) Triple: [Los Angeles–Seattle rail corridor, majorStation, Salem station (Oregon)]
Generated description
Salem station (Oregon) is an Amtrak passenger rail station in Salem, Oregon, serving as a key stop on intercity routes in the Pacific Northwest.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Salem station (Oregon) Target entity description: Salem station (Oregon) is an Amtrak passenger rail station in Salem, Oregon, serving as a key stop on intercity routes in the Pacific Northwest.
-
A.
Tualatin station
Tualatin station is a commuter rail stop in Tualatin, Oregon, serving as one of the stations on TriMet’s WES Commuter Rail line in the Portland metropolitan area.
-
B.
Salem station
Salem station is a regional railway station serving the municipality of Salem in the German state of Baden-Württemberg.
-
C.
Oregon-Washington Station
Oregon-Washington Station was the original name of Seattle’s historic Union Station, a major early 20th-century railroad terminal in the city.
-
D.
Oregon station
Oregon station is a subway stop on Philadelphia's SEPTA Broad Street Line serving the South Philadelphia neighborhood near Oregon Avenue.
-
E.
Cottage Grove station
Cottage Grove station is a Chicago Transit Authority 'L' rapid transit station on the South Side that serves as the eastern terminus of the Green Line's East 63rd branch.
- 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_69e0b4b3a6e08190ae663701f50fab8e |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e6a06b923c81908ba24be6645a7c61 |
completed | April 20, 2026, 9:53 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a089d4a828481909085772ef81a2348 |
completed | May 16, 2026, 4:37 p.m. |
| NEDg | Description generation | batch_6a089e8473188190956a0817cd7bbae0 |
completed | May 16, 2026, 4:42 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a089f04483481908fe015bd7514af35 |
completed | May 16, 2026, 4:44 p.m. |
Created at: April 16, 2026, 11:37 a.m.