Triple
T10549154
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pittsburgh–St. Louis |
E248898
|
entity |
| Predicate | connectsEconomicCenters |
P4245
|
FINISHED |
| Object | Pittsburgh industrial region |
E1400
|
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: Pittsburgh industrial region | Statement: [Pittsburgh–St. Louis, connectsEconomicCenters, Pittsburgh industrial region]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pittsburgh industrial region Context triple: [Pittsburgh–St. Louis, connectsEconomicCenters, Pittsburgh industrial region]
-
A.
Pittsburgh region
chosen
The Pittsburgh region is a historically significant industrial area in western Pennsylvania, long known as a major center of steel production and manufacturing.
-
B.
The Electric City region
The Electric City region is an area in Anderson County, South Carolina, historically associated with early adoption of hydroelectric power and industrial development.
-
C.
Rust Belt
The Rust Belt is a region in the northeastern and midwestern United States historically dominated by manufacturing and heavy industry that has experienced significant economic decline and population loss since the late 20th century.
-
D.
Metropolis of Pittsburgh
The Metropolis of Pittsburgh is an ecclesiastical jurisdiction of the Greek Orthodox Archdiocese of America overseeing Greek Orthodox parishes in parts of the northeastern United States.
-
E.
Erie metropolitan area
The Erie metropolitan area is a regional urban and economic hub in northwestern Pennsylvania centered on the city of Erie along the shores of Lake Erie.
- 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_69d381c733c08190ab1dd6239f5f34ae |
completed | April 6, 2026, 9:49 a.m. |
| NER | Named-entity recognition | batch_69d526d3e45c819099b360f9cfd3dd50 |
completed | April 7, 2026, 3:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d93457af7c819090f576ae606c5849 |
completed | April 10, 2026, 5:33 p.m. |
Created at: April 6, 2026, 12:33 p.m.