Triple
T17079272
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | James A. Garfield Memorial |
E414427
|
entity |
| Predicate | materialUsed |
P1272
|
FINISHED |
| Object |
Berea sandstone
Berea sandstone is a durable, fine-grained sedimentary building stone historically quarried in Ohio and widely used in prominent 19th-century American architecture and monuments.
|
E1249638
|
NE FINISHED |
How this triple was built (4 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: Berea sandstone | Statement: [James A. Garfield Memorial, materialUsed, Berea sandstone]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Berea sandstone Context triple: [James A. Garfield Memorial, materialUsed, Berea sandstone]
-
A.
Lookout Sandstone
Lookout Sandstone is a prominent sedimentary rock formation of the southern Appalachian region, notable for shaping the dramatic cliffs and canyon walls of areas like Little River Canyon.
-
B.
Wingate Sandstone
Wingate Sandstone is a prominent Late Triassic sandstone formation of the Colorado Plateau, known for forming towering vertical cliffs and dramatic canyon walls in places like Capitol Reef National Park.
-
C.
Bulgo Sandstone
Bulgo Sandstone is a geological rock unit in the Sydney Basin of eastern Australia, notable for its Triassic-age sedimentary deposits and coastal cliff exposures.
-
D.
Pacoota Sandstone
Pacoota Sandstone is a geological rock formation known from the sedimentary stratigraphy of central Australia, particularly within the Amadeus Basin.
-
E.
Salem Limestone
Salem Limestone is a Mississippian-age sedimentary rock formation widely quarried in the U.S. Midwest, especially Indiana, and prized as a high-quality building stone.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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: Berea sandstone Triple: [James A. Garfield Memorial, materialUsed, Berea sandstone]
Generated description
Berea sandstone is a durable, fine-grained sedimentary building stone historically quarried in Ohio and widely used in prominent 19th-century American architecture and monuments.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Berea sandstone Target entity description: Berea sandstone is a durable, fine-grained sedimentary building stone historically quarried in Ohio and widely used in prominent 19th-century American architecture and monuments.
-
A.
Lookout Sandstone
Lookout Sandstone is a prominent sedimentary rock formation of the southern Appalachian region, notable for shaping the dramatic cliffs and canyon walls of areas like Little River Canyon.
-
B.
Wingate Sandstone
Wingate Sandstone is a prominent Late Triassic sandstone formation of the Colorado Plateau, known for forming towering vertical cliffs and dramatic canyon walls in places like Capitol Reef National Park.
-
C.
Bulgo Sandstone
Bulgo Sandstone is a geological rock unit in the Sydney Basin of eastern Australia, notable for its Triassic-age sedimentary deposits and coastal cliff exposures.
-
D.
Pacoota Sandstone
Pacoota Sandstone is a geological rock formation known from the sedimentary stratigraphy of central Australia, particularly within the Amadeus Basin.
-
E.
Salem Limestone
Salem Limestone is a Mississippian-age sedimentary rock formation widely quarried in the U.S. Midwest, especially Indiana, and prized as a high-quality building stone.
- F. None of above. chosen
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_69d886cef44c8190ba56c44b4e863e64 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3dbe0e9cc8190b6c4b6065b474d1d |
completed | April 18, 2026, 7:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a012ee243c081909aa6d470e002222a |
completed | May 11, 2026, 1:20 a.m. |
| NEDg | Description generation | batch_6a013055b5148190aa5f6a007cb728ac |
completed | May 11, 2026, 1:26 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0130c2ad9881909d8a8b64ebb59aa6 |
completed | May 11, 2026, 1:28 a.m. |
Created at: April 10, 2026, 5:34 a.m.