Triple
T21459651
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South Hills Village station |
E529436
|
entity |
| Predicate | connectsTo |
P845
|
FINISHED |
| Object | South Hills Village rail yard |
—
|
NE NERFINISHED |
How this triple was built (3 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: South Hills Village rail yard | Statement: [South Hills Village station, connectsTo, South Hills Village rail yard]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: South Hills Village rail yard Context triple: [South Hills Village station, connectsTo, South Hills Village rail yard]
-
A.
Arcadia Oaks train yard
Arcadia Oaks train yard is a fictional railway facility in the animated "Tales of Arcadia" universe, serving as a key setting for various events and confrontations.
-
B.
Riverside Yard
Riverside Yard is a rail yard facility in Newton, Massachusetts, serving as a storage and maintenance area for trains on the MBTA Green Line’s D branch.
-
C.
Norfolk Southern Bellevue Yard
Norfolk Southern Bellevue Yard is one of the largest railroad classification yards in the United States, serving as a major hub for Norfolk Southern Railway’s freight operations in the Midwest.
-
D.
West Maitland Marshalling Yard
West Maitland Marshalling Yard was a former railway marshalling facility in New South Wales, Australia, later redeveloped and renamed as Telarah railway station.
-
E.
Irondale rail yard
Irondale rail yard is a major freight rail facility in Irondale, Alabama, serving as a key hub for train operations, switching, and cargo handling in the region.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: South Hills Village rail yard Target entity description: South Hills Village rail yard is a light rail maintenance and storage facility serving Pittsburgh Regional Transit's South Hills Village line.
-
A.
Arcadia Oaks train yard
Arcadia Oaks train yard is a fictional railway facility in the animated "Tales of Arcadia" universe, serving as a key setting for various events and confrontations.
-
B.
Riverside Yard
Riverside Yard is a rail yard facility in Newton, Massachusetts, serving as a storage and maintenance area for trains on the MBTA Green Line’s D branch.
-
C.
Norfolk Southern Bellevue Yard
Norfolk Southern Bellevue Yard is one of the largest railroad classification yards in the United States, serving as a major hub for Norfolk Southern Railway’s freight operations in the Midwest.
-
D.
West Maitland Marshalling Yard
West Maitland Marshalling Yard was a former railway marshalling facility in New South Wales, Australia, later redeveloped and renamed as Telarah railway station.
-
E.
Irondale rail yard
Irondale rail yard is a major freight rail facility in Irondale, Alabama, serving as a key hub for train operations, switching, and cargo handling in the region.
- F. None of above. chosen
Provenance (2 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_69e0c458133481908ae8b41a12c4edec |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69e9e9ed36c08190a5178b2308aca8da |
completed | April 23, 2026, 9:44 a.m. |
Created at: April 16, 2026, 6:08 p.m.