Triple
T8869592
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | David Ewart |
E211116
|
entity |
| Predicate | notableWork |
P4
|
FINISHED |
| Object |
Dominion Observatory (Ottawa)
Dominion Observatory in Ottawa is a historic Canadian government astronomical observatory, built in the early 20th century and known for its role in timekeeping, geophysical research, and architectural significance.
|
E763047
|
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: Dominion Observatory (Ottawa) | Statement: [David Ewart, notableWork, Dominion Observatory (Ottawa)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Dominion Observatory (Ottawa) Context triple: [David Ewart, notableWork, Dominion Observatory (Ottawa)]
-
A.
Pugwash Peace Hall
Pugwash Peace Hall is a historic building and community venue in Pugwash, Nova Scotia, associated with the village’s long-standing role in international peace and disarmament efforts.
-
B.
Laurier House, Ottawa
Laurier House, Ottawa is a historic residence and National Historic Site that served as the home of two Canadian prime ministers, including William Lyon Mackenzie King.
-
C.
Kenwood Observatory
Kenwood Observatory was a pioneering late-19th-century astronomical facility in Chicago known for early solar research and instrumental innovation.
-
D.
Westmount Park United Church
Westmount Park United Church is a historic Protestant church and community congregation located in the Montreal suburb of Westmount, Quebec.
-
E.
McGill weather observatory
The McGill weather observatory is a meteorological research and monitoring facility at McGill University that supports atmospheric science education and data collection.
- 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: Dominion Observatory (Ottawa) Triple: [David Ewart, notableWork, Dominion Observatory (Ottawa)]
Generated description
Dominion Observatory in Ottawa is a historic Canadian government astronomical observatory, built in the early 20th century and known for its role in timekeeping, geophysical research, and architectural significance.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Dominion Observatory (Ottawa) Target entity description: Dominion Observatory in Ottawa is a historic Canadian government astronomical observatory, built in the early 20th century and known for its role in timekeeping, geophysical research, and architectural significance.
-
A.
Pugwash Peace Hall
Pugwash Peace Hall is a historic building and community venue in Pugwash, Nova Scotia, associated with the village’s long-standing role in international peace and disarmament efforts.
-
B.
Laurier House, Ottawa
Laurier House, Ottawa is a historic residence and National Historic Site that served as the home of two Canadian prime ministers, including William Lyon Mackenzie King.
-
C.
Kenwood Observatory
Kenwood Observatory was a pioneering late-19th-century astronomical facility in Chicago known for early solar research and instrumental innovation.
-
D.
Westmount Park United Church
Westmount Park United Church is a historic Protestant church and community congregation located in the Montreal suburb of Westmount, Quebec.
-
E.
McGill weather observatory
The McGill weather observatory is a meteorological research and monitoring facility at McGill University that supports atmospheric science education and data collection.
- 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_69ca838d3c7c8190a849566d5afd2b11 |
completed | March 30, 2026, 2:07 p.m. |
| NER | Named-entity recognition | batch_69cc61257a548190955ad71f4c8704d5 |
completed | April 1, 2026, 12:04 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cfa0e247c88190a97c00ce20f9c1c1 |
completed | April 3, 2026, 11:13 a.m. |
| NEDg | Description generation | batch_69cfa1fb68c0819088cfe57441c75087 |
completed | April 3, 2026, 11:18 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69cfa26ab1b881909e42a435f4e3333c |
completed | April 3, 2026, 11:20 a.m. |
Created at: March 30, 2026, 6:51 p.m.