Triple
T9055399
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Jamestown, California |
E216982
|
entity |
| Predicate | hasRailFacility |
P19495
|
FINISHED |
| Object | Jamestown Roundhouse |
E631447
|
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: Jamestown Roundhouse | Statement: [Jamestown, California, hasRailFacility, Jamestown Roundhouse]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Jamestown Roundhouse Context triple: [Jamestown, California, hasRailFacility, Jamestown Roundhouse]
-
A.
Mount Clare roundhouse
Mount Clare roundhouse is a historic railroad engine house in Baltimore, Maryland, notable as one of the oldest surviving roundhouse structures in the United States and a key landmark in early American railroading.
-
B.
Jamestown locomotive roundhouse
chosen
The Jamestown locomotive roundhouse is a historic engine house and maintenance facility at the Sierra Railway in Jamestown, California, preserved today as part of Railtown 1897 State Historic Park.
-
C.
Bladensburg Town Hall
Bladensburg Town Hall is the municipal government building serving as the administrative and civic center for the town of Bladensburg, Maryland.
-
D.
Beekman Tower
Beekman Tower is a striking, undulating residential skyscraper in Lower Manhattan designed by architect Frank Gehry.
-
E.
Beekman Tower
Beekman Tower is a notable Art Deco skyscraper in New York City, recognized for its distinctive setback design and historical significance in early 20th-century architecture.
- 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_69ca83d4425481909a319dab847724ec |
completed | March 30, 2026, 2:08 p.m. |
| NER | Named-entity recognition | batch_69cc7a7488188190b3dd6bc2f2377503 |
completed | April 1, 2026, 1:52 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cfebdb01a8819084365c9b73506a28 |
completed | April 3, 2026, 4:33 p.m. |
Created at: March 30, 2026, 7:10 p.m.