Triple
T14506408
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Penrose triangle |
E340274
|
entity |
| Predicate | isRelatedTo |
P37
|
FINISHED |
| Object | Escherian stairway |
E343161
|
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: Escherian stairway | Statement: [Penrose triangle, isRelatedTo, Escherian stairway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Escherian stairway Context triple: [Penrose triangle, isRelatedTo, Escherian stairway]
-
A.
Penrose stairs
chosen
The Penrose stairs is an impossible object and optical illusion depicting a staircase that appears to ascend or descend forever in a loop, defying the rules of Euclidean geometry.
-
B.
Staircase
"Staircase" is a large-scale, translucent fabric installation by artist Do Ho Suh that recreates and memorializes the stairways of his former homes to explore memory, displacement, and personal space.
-
C.
Cordonata staircase
The Cordonata staircase is a gently sloping monumental ramp in Rome designed by Michelangelo to provide a grand processional approach to the Capitoline Hill.
-
D.
Tulip Stairs
Tulip Stairs is an elegant, self-supporting spiral staircase in the Queen’s House at Greenwich, celebrated as one of the first geometric cantilevered staircases in Britain.
-
E.
Penrose triangle
The Penrose triangle is an impossible optical illusion figure that appears to be a solid three-dimensional triangle but cannot exist in Euclidean space.
- 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_69d822d9c0408190b9a2b3643e58bb4d |
completed | April 9, 2026, 10:06 p.m. |
| NER | Named-entity recognition | batch_69de94e25a2481908b8394e9a19f3b64 |
completed | April 14, 2026, 7:26 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd7a4660c881908d0cdc27c277ae6b |
completed | May 8, 2026, 5:53 a.m. |
Created at: April 10, 2026, 1:21 a.m.