Triple
T6023506
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Library of Parliament |
E134118
|
entity |
| Predicate | hasMaterial |
P618
|
FINISHED |
| Object | Nepean sandstone |
E352233
|
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: Nepean sandstone | Statement: [Library of Parliament, hasMaterial, Nepean sandstone]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nepean sandstone Context triple: [Library of Parliament, hasMaterial, Nepean sandstone]
-
A.
Hawkesbury Sandstone
chosen
Hawkesbury Sandstone is a prominent Triassic sedimentary rock formation in the Sydney region of Australia, known for its thick, cliff-forming sandstone beds that shape much of the local landscape and geology.
-
B.
New Brunswick sandstone
New Brunswick sandstone is a durable, reddish-brown building stone historically quarried in New Jersey and widely used in 19th-century American architecture and monuments.
-
C.
Trinidad Sandstone
Trinidad Sandstone is a geologic rock formation known for its prominent sandstone layers exposed in parts of the southern Rocky Mountain region of the United States.
-
D.
Credit Valley sandstone
Credit Valley sandstone is a durable, pale-brown to reddish Canadian building stone historically quarried in Ontario and widely used in prominent 19th-century architecture.
-
E.
Mereenie Sandstone
Mereenie Sandstone is a significant geological formation in central Australia known for its hydrocarbon-bearing reservoirs and extensive outcrops within the Amadeus Basin.
- 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_69c008742a5c8190b9cb9c2787a3d8b3 |
completed | March 22, 2026, 3:19 p.m. |
| NER | Named-entity recognition | batch_69c04fbd7978819085d683578bc62aa3 |
completed | March 22, 2026, 8:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c11371ceb88190b0c2d4218ed0327a |
completed | March 23, 2026, 10:18 a.m. |
Created at: March 22, 2026, 4:07 p.m.