Triple
T10336498
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | North Side (Pittsburgh) |
E243020
|
entity |
| Predicate | transportationServedBy |
P14525
|
FINISHED |
| Object |
North Side Station (Pittsburgh Light Rail)
North Side Station is a Pittsburgh Light Rail stop located near the city’s North Shore attractions, providing convenient access to venues like Acrisure Stadium and PNC Park.
|
E364398
|
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: North Side Station (Pittsburgh Light Rail) | Statement: [North Side (Pittsburgh), transportationServedBy, North Side Station (Pittsburgh Light Rail)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: North Side Station (Pittsburgh Light Rail) Context triple: [North Side (Pittsburgh), transportationServedBy, North Side Station (Pittsburgh Light Rail)]
-
A.
Allegheny Station (Pittsburgh Light Rail)
Allegheny Station is a Pittsburgh Light Rail stop on the North Shore that serves major nearby destinations including Acrisure Stadium.
-
B.
Union Station (Pittsburgh)
Union Station (Pittsburgh) is a historic Beaux-Arts railroad terminal in downtown Pittsburgh, renowned for its grand rotunda and role as a major early 20th-century transportation hub.
-
C.
Swissvale railroad station
Swissvale railroad station was a former passenger rail station that served as a key transportation hub for the borough of Swissvale, Pennsylvania.
-
D.
Millcreek station
Millcreek station is a light rail station in the Salt Lake City area served by Utah’s TRAX system.
-
E.
Twinbrook Metro station
Twinbrook Metro station is a Washington Metro Red Line station in Rockville, Maryland, serving the Twinbrook neighborhood and nearby commercial areas.
- 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: North Side Station (Pittsburgh Light Rail) Triple: [North Side (Pittsburgh), transportationServedBy, North Side Station (Pittsburgh Light Rail)]
Generated description
North Side Station is a Pittsburgh Light Rail stop located near the city’s North Shore attractions, providing convenient access to venues like Acrisure Stadium and PNC Park.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: North Side Station (Pittsburgh Light Rail) Target entity description: North Side Station is a Pittsburgh Light Rail stop located near the city’s North Shore attractions, providing convenient access to venues like Acrisure Stadium and PNC Park.
-
A.
Allegheny Station (Pittsburgh Light Rail)
chosen
Allegheny Station is a Pittsburgh Light Rail stop on the North Shore that serves major nearby destinations including Acrisure Stadium.
-
B.
Union Station (Pittsburgh)
Union Station (Pittsburgh) is a historic Beaux-Arts railroad terminal in downtown Pittsburgh, renowned for its grand rotunda and role as a major early 20th-century transportation hub.
-
C.
Swissvale railroad station
Swissvale railroad station was a former passenger rail station that served as a key transportation hub for the borough of Swissvale, Pennsylvania.
-
D.
Millcreek station
Millcreek station is a light rail station in the Salt Lake City area served by Utah’s TRAX system.
-
E.
Twinbrook Metro station
Twinbrook Metro station is a Washington Metro Red Line station in Rockville, Maryland, serving the Twinbrook neighborhood and nearby commercial areas.
- F. None of above.
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_69d381af787481908bc401325c760a88 |
completed | April 6, 2026, 9:49 a.m. |
| NER | Named-entity recognition | batch_69d4e0a287408190bbb82e7459ce48da |
completed | April 7, 2026, 10:46 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d794fe4fe481908e4c343ceeb5de25 |
completed | April 9, 2026, 12:01 p.m. |
| NEDg | Description generation | batch_69d7975191ac8190b32eb6cc1f5c88aa |
completed | April 9, 2026, 12:10 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d798655c7c8190a5da5ef976102285 |
completed | April 9, 2026, 12:15 p.m. |
Created at: April 6, 2026, 11:54 a.m.