Triple
T16983478
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Altoona, Pennsylvania |
E412001
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object | Horseshoe Curve |
E371415
|
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: Horseshoe Curve | Statement: [Altoona, Pennsylvania, hasLandmark, Horseshoe Curve]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Horseshoe Curve Context triple: [Altoona, Pennsylvania, hasLandmark, Horseshoe Curve]
-
A.
Horseshoe Curve National Historic Landmark
chosen
Horseshoe Curve National Historic Landmark is a famous railroad engineering marvel in Altoona, Pennsylvania, featuring a large, curved section of track built in the 19th century to help trains cross the Allegheny Mountains.
-
B.
Rendsburg Loop
The Rendsburg Loop is a distinctive spiral railway structure in Rendsburg, Germany, designed to allow trains to gradually gain or lose height when crossing the Kiel Canal via the adjacent high bridge.
-
C.
Curva Ferrovia
Curva Ferrovia is a spectator stand in the Stadio Artemio Franchi, traditionally occupied by passionate home supporters of ACF Fiorentina.
-
D.
Geneva Spur
Geneva Spur is a branch of the Illinois Prairie Path, a multi-use recreational trail in the Chicago metropolitan area.
-
E.
Bell Rock Loop
Bell Rock Loop is a popular hiking trail in Sedona, Arizona, known for its scenic red rock views and relatively easy, family-friendly terrain.
- 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_69d886ca8f348190812768ea8d5055ce |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3d188ede48190baead48aac84c78d |
completed | April 18, 2026, 6:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00dc0f13c88190b55da5be40a0a476 |
completed | May 10, 2026, 7:27 p.m. |
Created at: April 10, 2026, 5:32 a.m.