Triple
T2683383
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Charles Bridge |
E57425
|
entity |
| Predicate | materialUsed |
P1272
|
FINISHED |
| Object |
Bohemian sandstone
Bohemian sandstone is a durable, locally quarried sedimentary rock from the Bohemia region, historically used in many notable Central European buildings and monuments.
|
E287416
|
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: Bohemian sandstone | Statement: [Charles Bridge, materialUsed, Bohemian sandstone]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bohemian sandstone Context triple: [Charles Bridge, materialUsed, Bohemian sandstone]
-
A.
Bath stone
Bath stone is a honey-colored oolitic limestone from the Bath area of England, historically prized as a building material for its warm appearance and ease of carving.
-
B.
Cotswold stone
Cotswold stone is a warm, honey-colored limestone traditionally quarried in the Cotswolds region of England and widely used for its distinctive appearance in local architecture.
-
C.
Tura limestone
Tura limestone is a fine white Egyptian limestone historically prized for its high quality and used as the outer casing stone for major monuments such as the Great Pyramid of Giza.
-
D.
Lioz limestone
Lioz limestone is a dense, decorative Portuguese limestone widely used in historic architecture and monuments, especially in and around Lisbon.
-
E.
Hallowell granite
Hallowell granite is a durable, fine-grained granite historically quarried in Hallowell, Maine, widely used in prominent public buildings and monuments in the United States.
- 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: Bohemian sandstone Triple: [Charles Bridge, materialUsed, Bohemian sandstone]
Generated description
Bohemian sandstone is a durable, locally quarried sedimentary rock from the Bohemia region, historically used in many notable Central European buildings and monuments.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Bohemian sandstone Target entity description: Bohemian sandstone is a durable, locally quarried sedimentary rock from the Bohemia region, historically used in many notable Central European buildings and monuments.
-
A.
Bath stone
Bath stone is a honey-colored oolitic limestone from the Bath area of England, historically prized as a building material for its warm appearance and ease of carving.
-
B.
Cotswold stone
Cotswold stone is a warm, honey-colored limestone traditionally quarried in the Cotswolds region of England and widely used for its distinctive appearance in local architecture.
-
C.
Tura limestone
Tura limestone is a fine white Egyptian limestone historically prized for its high quality and used as the outer casing stone for major monuments such as the Great Pyramid of Giza.
-
D.
Lioz limestone
Lioz limestone is a dense, decorative Portuguese limestone widely used in historic architecture and monuments, especially in and around Lisbon.
-
E.
Hallowell granite
Hallowell granite is a durable, fine-grained granite historically quarried in Hallowell, Maine, widely used in prominent public buildings and monuments in the United States.
- 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_69ab4a5028388190a36f3baf1588309e |
completed | March 6, 2026, 9:42 p.m. |
| NER | Named-entity recognition | batch_69abd9d7692c81909d8fd9ce3817161b |
completed | March 7, 2026, 7:55 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afa06c7a908190ae3463bf3e204fa6 |
completed | March 10, 2026, 4:39 a.m. |
| NEDg | Description generation | batch_69afa1196aac81909b25557dff5acf5e |
completed | March 10, 2026, 4:42 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69afa1a7d9b48190a8b14a7d209e1f26 |
completed | March 10, 2026, 4:44 a.m. |
Created at: March 6, 2026, 9:54 p.m.