Triple
T13233455
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pittsburgh Railways |
E315078
|
entity |
| Predicate | cityServed |
P82
|
FINISHED |
| Object | Wilkinsburg, Pennsylvania |
E514934
|
NE FINISHED |
How this triple was built (2 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: Wilkinsburg, Pennsylvania | Statement: [Pittsburgh Railways, cityServed, Wilkinsburg, Pennsylvania]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Wilkinsburg, Pennsylvania Context triple: [Pittsburgh Railways, cityServed, Wilkinsburg, Pennsylvania]
-
A.
Millvale, Pennsylvania
Millvale, Pennsylvania is a small borough in Allegheny County near Pittsburgh, known for its historic riverside setting, tight-knit community, and revitalizing arts and brewery scene.
-
B.
Wilpen, Pennsylvania
Wilpen, Pennsylvania is a small unincorporated community located in the rural Ligonier Valley region of Westmoreland County in western Pennsylvania.
-
C.
Wilkinsburg
chosen
Wilkinsburg is a borough in Allegheny County, Pennsylvania, known as an inner-ring suburb directly east of Pittsburgh.
-
D.
McKees Rocks, Pennsylvania
McKees Rocks, Pennsylvania is a small industrial borough near Pittsburgh known for its historic riverfront, rail yards, and working-class heritage.
-
E.
Birmingham, Pennsylvania
Birmingham, Pennsylvania is a small historic borough in Huntingdon County best known as the birthplace of food industry pioneer Henry John Heinz.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d806affc688190a25b6ccc588e9c72 |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69d98d34ff288190bdb550a019b7a470 |
completed | April 10, 2026, 11:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f71f17ba9081909929201be937c2cf |
completed | May 3, 2026, 10:10 a.m. |
Created at: April 9, 2026, 9:22 p.m.