Triple
T21572842
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Harrisburg–Philadelphia–New York City |
E532325
|
entity |
| Predicate | usedByService |
P1294
|
FINISHED |
| Object | Pennsylvanian |
—
|
NE NERFINISHED |
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: Pennsylvanian | Statement: [Harrisburg–Philadelphia–New York City, usedByService, Pennsylvanian]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pennsylvanian Context triple: [Harrisburg–Philadelphia–New York City, usedByService, Pennsylvanian]
-
A.
Pennsylvanian (New York segment)
The Pennsylvanian (New York segment) is the portion of Amtrak’s Pennsylvanian route that operates within New York State as part of the Empire Corridor passenger rail network.
-
B.
Carboniferous period
chosen
The Carboniferous period was a Paleozoic era interval, roughly 359 to 299 million years ago, characterized by extensive swampy forests that formed vast coal deposits and by the diversification of early amphibians and insects.
-
C.
Illinoian Stage
The Illinoian Stage is a major North American glacial period that occurred before the last Ice Age, marked by extensive ice sheet advances across the central United States.
-
D.
Terreneuvian
The Terreneuvian is the earliest age of the Cambrian Period, marking the beginning of the Phanerozoic Eon and the widespread appearance of complex animal life in the fossil record.
-
E.
Mississippian period
The Mississippian period was a pre-Columbian era in North America characterized by complex mound-building societies, intensive agriculture, and large, hierarchical settlements centered along the Mississippi River and its tributaries.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69e0c4618bec8190bcb0feb74568cbb1 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69eee9ce230c81909e12bd59497e2237 |
completed | April 27, 2026, 4:45 a.m. |
Created at: April 16, 2026, 6:30 p.m.