Triple
T1035571
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MAX Orange Line |
E22353
|
entity |
| Predicate | terminus |
P388
|
FINISHED |
| Object |
Portland State University South stations
Portland State University South stations are a pair of light rail stops in downtown Portland, Oregon, serving Portland State University as part of TriMet’s MAX system.
|
E122039
|
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: Portland State University South stations | Statement: [MAX Orange Line, terminus, Portland State University South stations]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Portland State University South stations Context triple: [MAX Orange Line, terminus, Portland State University South stations]
-
A.
Washington Park MAX station
Washington Park MAX station is a light rail station in Portland, Oregon, serving the Washington Park area and notable for being one of the deepest transit stations in North America.
-
B.
Beaverton Transit Center
Beaverton Transit Center is a major public transportation hub in Beaverton, Oregon, serving as an interchange point for light rail and multiple bus lines in the Portland metropolitan area.
-
C.
Clackamas Town Center Transit Center
Clackamas Town Center Transit Center is a major public transportation hub in Clackamas, Oregon, serving as a terminus and transfer point for MAX Light Rail and multiple bus lines near the Clackamas Town Center mall.
-
D.
Pioneer Courthouse/Southwest 6th Avenue MAX station
Pioneer Courthouse/Southwest 6th Avenue MAX station is a light rail stop in downtown Portland, Oregon, serving multiple MAX lines near the historic Pioneer Courthouse and Pioneer Courthouse Square.
-
E.
Portland Union Station
Portland Union Station is a historic railway terminal in Portland, Oregon, serving as a major Amtrak hub for intercity passenger trains in the Pacific Northwest.
- 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: Portland State University South stations Triple: [MAX Orange Line, terminus, Portland State University South stations]
Generated description
Portland State University South stations are a pair of light rail stops in downtown Portland, Oregon, serving Portland State University as part of TriMet’s MAX system.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Portland State University South stations Target entity description: Portland State University South stations are a pair of light rail stops in downtown Portland, Oregon, serving Portland State University as part of TriMet’s MAX system.
-
A.
Washington Park MAX station
Washington Park MAX station is a light rail station in Portland, Oregon, serving the Washington Park area and notable for being one of the deepest transit stations in North America.
-
B.
Beaverton Transit Center
Beaverton Transit Center is a major public transportation hub in Beaverton, Oregon, serving as an interchange point for light rail and multiple bus lines in the Portland metropolitan area.
-
C.
Clackamas Town Center Transit Center
Clackamas Town Center Transit Center is a major public transportation hub in Clackamas, Oregon, serving as a terminus and transfer point for MAX Light Rail and multiple bus lines near the Clackamas Town Center mall.
-
D.
Pioneer Courthouse/Southwest 6th Avenue MAX station
Pioneer Courthouse/Southwest 6th Avenue MAX station is a light rail stop in downtown Portland, Oregon, serving multiple MAX lines near the historic Pioneer Courthouse and Pioneer Courthouse Square.
-
E.
Portland Union Station
Portland Union Station is a historic railway terminal in Portland, Oregon, serving as a major Amtrak hub for intercity passenger trains in the Pacific Northwest.
- 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_69a493d848848190aed4011b34b2e8d3 |
completed | March 1, 2026, 7:30 p.m. |
| NER | Named-entity recognition | batch_69a4b816272c8190a12e470c4d4ebcf9 |
completed | March 1, 2026, 10:05 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac3bc378fc8190846d5ffce73371dd |
completed | March 7, 2026, 2:52 p.m. |
| NEDg | Description generation | batch_69ac3df28858819091c594a9cb2aab07 |
completed | March 7, 2026, 3:02 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ac3e5b716c8190b95fde14ee6c434a |
completed | March 7, 2026, 3:03 p.m. |
Created at: March 1, 2026, 7:41 p.m.