Triple
T2388903
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Southern Maine |
E48893
|
entity |
| Predicate | hasTransportationHub |
P2413
|
FINISHED |
| Object |
Portland Transportation Center
Portland Transportation Center is a major intercity bus and Amtrak train station serving the greater Portland and southern Maine region.
|
E261912
|
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 Transportation Center | Statement: [Southern Maine, hasTransportationHub, Portland Transportation Center]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Portland Transportation Center Context triple: [Southern Maine, hasTransportationHub, Portland Transportation Center]
-
A.
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.
-
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.
Portland Transit Mall
Portland Transit Mall is a major public transit corridor in downtown Portland, Oregon, featuring dedicated lanes and stops for buses and light rail along key central city streets.
-
E.
Beaverton Central MAX Station
Beaverton Central MAX Station is a light rail station on TriMet’s MAX Blue Line serving the central area of Beaverton, Oregon.
- 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 Transportation Center Triple: [Southern Maine, hasTransportationHub, Portland Transportation Center]
Generated description
Portland Transportation Center is a major intercity bus and Amtrak train station serving the greater Portland and southern Maine region.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Portland Transportation Center Target entity description: Portland Transportation Center is a major intercity bus and Amtrak train station serving the greater Portland and southern Maine region.
-
A.
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.
-
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.
Portland Transit Mall
Portland Transit Mall is a major public transit corridor in downtown Portland, Oregon, featuring dedicated lanes and stops for buses and light rail along key central city streets.
-
E.
Beaverton Central MAX Station
Beaverton Central MAX Station is a light rail station on TriMet’s MAX Blue Line serving the central area of Beaverton, Oregon.
- 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_69a88aa5f63081908d07fd302029fcbd |
completed | March 4, 2026, 7:40 p.m. |
| NER | Named-entity recognition | batch_69abc7dca9248190b634ae9e02f6899a |
completed | March 7, 2026, 6:38 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69aeb3d2ad588190a2cf3adab6a9404d |
completed | March 9, 2026, 11:49 a.m. |
| NEDg | Description generation | batch_69aeb40b12d0819092b6c441580698a5 |
completed | March 9, 2026, 11:50 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69aeb471c0408190bfb2341899d44dba |
completed | March 9, 2026, 11:52 a.m. |
Created at: March 4, 2026, 7:57 p.m.