Triple
T27992648
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Allegheny Portage Railroad |
E706921
|
entity |
| Predicate | hasVisitorCenter |
P105
|
FINISHED |
| Object |
Allegheny Portage Railroad National Historic Site Visitor Center
The Allegheny Portage Railroad National Historic Site Visitor Center is a museum and orientation facility in Pennsylvania that interprets the history, technology, and significance of the Allegheny Portage Railroad in early American transportation.
|
E1798550
|
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: Allegheny Portage Railroad National Historic Site Visitor Center | Statement: [Allegheny Portage Railroad, hasVisitorCenter, Allegheny Portage Railroad National Historic Site Visitor Center]
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Allegheny Portage Railroad National Historic Site Visitor Center Triple: [Allegheny Portage Railroad, hasVisitorCenter, Allegheny Portage Railroad National Historic Site Visitor Center]
Generated description
The Allegheny Portage Railroad National Historic Site Visitor Center is a museum and orientation facility in Pennsylvania that interprets the history, technology, and significance of the Allegheny Portage Railroad in early American transportation.
Provenance (5 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_69ef96b980d88190a753b2f9a978595a |
completed | April 27, 2026, 5:02 p.m. |
| NER | Named-entity recognition | batch_69f63ba8ff308190876c52b659e5979d |
completed | May 2, 2026, 6 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a15b894bd288190a6a4f6d20075dc15 |
completed | May 26, 2026, 3:13 p.m. |
| NEDg | Description generation | batch_6a15b947032c8190a37847bfe71c1d54 |
completed | May 26, 2026, 3:16 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a15ba581c108190b6fc6480bf71fcb0 |
completed | May 26, 2026, 3:20 p.m. |
Created at: April 27, 2026, 7:51 p.m.