Triple
T15531260
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Heinrich Louis d'Arrest |
E370221
|
entity |
| Predicate | employer |
P7
|
FINISHED |
| Object |
Copenhagen University Observatory
Copenhagen University Observatory is a historic astronomical observatory in Copenhagen, Denmark, long associated with major 19th-century astronomical research and scholars.
|
E1164000
|
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: Copenhagen University Observatory | Statement: [Heinrich Louis d'Arrest, employer, Copenhagen University Observatory]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Copenhagen University Observatory Context triple: [Heinrich Louis d'Arrest, employer, Copenhagen University Observatory]
-
A.
Helsinki Observatory
Helsinki Observatory is a 19th-century astronomical observatory in Helsinki, Finland, renowned as a key example of neoclassical architecture and a historic center of Finnish astronomy.
-
B.
Turku Observatory
Turku Observatory is a historic Finnish astronomical observatory that played a key role in early 19th-century celestial research and education.
-
C.
Leipzig Observatory
Leipzig Observatory was a prominent 19th-century astronomical institution in Leipzig, Germany, known for its contributions to observational astronomy and celestial discoveries.
-
D.
Königsberg Observatory
Königsberg Observatory was a prominent 19th-century astronomical observatory in Königsberg, Prussia, known especially for Friedrich Bessel’s pioneering work in stellar parallax and precision astrometry.
-
E.
Stjerneborg observatory
Stjerneborg observatory was an underground astronomical observatory on the island of Hven, designed by Tycho Brahe to house precision instruments sheltered from wind and temperature changes for his pioneering pre-telescopic observations.
- 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: Copenhagen University Observatory Triple: [Heinrich Louis d'Arrest, employer, Copenhagen University Observatory]
Generated description
Copenhagen University Observatory is a historic astronomical observatory in Copenhagen, Denmark, long associated with major 19th-century astronomical research and scholars.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Copenhagen University Observatory Target entity description: Copenhagen University Observatory is a historic astronomical observatory in Copenhagen, Denmark, long associated with major 19th-century astronomical research and scholars.
-
A.
Helsinki Observatory
Helsinki Observatory is a 19th-century astronomical observatory in Helsinki, Finland, renowned as a key example of neoclassical architecture and a historic center of Finnish astronomy.
-
B.
Turku Observatory
Turku Observatory is a historic Finnish astronomical observatory that played a key role in early 19th-century celestial research and education.
-
C.
Leipzig Observatory
Leipzig Observatory was a prominent 19th-century astronomical institution in Leipzig, Germany, known for its contributions to observational astronomy and celestial discoveries.
-
D.
Königsberg Observatory
Königsberg Observatory was a prominent 19th-century astronomical observatory in Königsberg, Prussia, known especially for Friedrich Bessel’s pioneering work in stellar parallax and precision astrometry.
-
E.
Stjerneborg observatory
Stjerneborg observatory was an underground astronomical observatory on the island of Hven, designed by Tycho Brahe to house precision instruments sheltered from wind and temperature changes for his pioneering pre-telescopic observations.
- 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_69d85cc521a08190921fb50319dddc34 |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69e0414773548190b3311515f9d957dd |
completed | April 16, 2026, 1:54 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff45549e4881908ab0769e49ba5dc4 |
completed | May 9, 2026, 2:31 p.m. |
| NEDg | Description generation | batch_69ff470492f48190852ede832157ed10 |
completed | May 9, 2026, 2:39 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ff47e5647c81909b785a1212c4bc50 |
completed | May 9, 2026, 2:42 p.m. |
Created at: April 10, 2026, 4:06 a.m.