Triple
T6726100
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Philadelphia and Reading Railroad |
E153520
|
entity |
| Predicate | regionServed |
P82
|
FINISHED |
| Object | Schuylkill coal region |
E160907
|
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: Schuylkill coal region | Statement: [Philadelphia and Reading Railroad, regionServed, Schuylkill coal region]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Schuylkill coal region Context triple: [Philadelphia and Reading Railroad, regionServed, Schuylkill coal region]
-
A.
Pennsylvania anthracite coal region
chosen
The Pennsylvania anthracite coal region is a historic mining area in northeastern Pennsylvania known for its rich hard coal deposits that fueled the United States’ 19th- and early 20th-century industrial growth.
-
B.
Mahoning Valley
Mahoning Valley is a region in northeastern Ohio centered around the city of Youngstown, historically known for its steel industry and blue-collar communities.
-
C.
Southwestern Pennsylvania
Southwestern Pennsylvania is a region of the U.S. state of Pennsylvania that includes the Pittsburgh metropolitan area and surrounding Appalachian counties in the state's southwest corner.
-
D.
Western District of Pennsylvania
The Western District of Pennsylvania is a federal judicial district in Pennsylvania that encompasses the western portion of the state, including cities such as Pittsburgh and Erie.
-
E.
Pennyrile region
The Pennyrile region is a geographic area in southwestern Kentucky characterized by its rolling plateaus, karst landscapes, and agricultural communities.
- 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_69c6880afb988190ad88011b48ecfcba |
completed | March 27, 2026, 1:37 p.m. |
| NER | Named-entity recognition | batch_69c6d15131f08190aba6c00943c51331 |
completed | March 27, 2026, 6:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c700a5428c81908d4484c3e3734076 |
completed | March 27, 2026, 10:11 p.m. |
Created at: March 27, 2026, 2:08 p.m.