Triple
T4943112
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lowell Observatory |
E110983
|
entity |
| Predicate | hasFacility |
P105
|
FINISHED |
| Object |
Pluto Discovery Telescope
The Pluto Discovery Telescope is the historic Lowell Observatory instrument used by Clyde Tombaugh in 1930 to discover the dwarf planet Pluto.
|
E481626
|
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: Pluto Discovery Telescope | Statement: [Lowell Observatory, hasFacility, Pluto Discovery Telescope]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pluto Discovery Telescope Context triple: [Lowell Observatory, hasFacility, Pluto Discovery Telescope]
-
A.
Curtis Schmidt Telescope
The Curtis Schmidt Telescope is a wide-field Schmidt telescope known for its photographic sky surveys and operation at the Cerro Tololo Inter-American Observatory in Chile.
-
B.
Hale Telescope
The Hale Telescope is a historic 200-inch reflecting telescope at Palomar Observatory in California that was once the world’s largest and remains a landmark instrument in observational astronomy.
-
C.
20 Meter Telescope
The 20 Meter Telescope is a mid-sized radio telescope at the Green Bank Observatory used for astronomical research and education in radio astronomy.
-
D.
Vera C. Rubin Observatory
The Vera C. Rubin Observatory is a next-generation astronomical facility in Chile designed to conduct the Legacy Survey of Space and Time, producing an unprecedented, deep, wide, and fast imaging survey of the night sky.
-
E.
SOAR Telescope
The SOAR Telescope is a 4.1-meter optical and near-infrared astronomical telescope located in Chile and used for a wide range of research observations of the southern sky.
- 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: Pluto Discovery Telescope Triple: [Lowell Observatory, hasFacility, Pluto Discovery Telescope]
Generated description
The Pluto Discovery Telescope is the historic Lowell Observatory instrument used by Clyde Tombaugh in 1930 to discover the dwarf planet Pluto.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pluto Discovery Telescope Target entity description: The Pluto Discovery Telescope is the historic Lowell Observatory instrument used by Clyde Tombaugh in 1930 to discover the dwarf planet Pluto.
-
A.
Curtis Schmidt Telescope
The Curtis Schmidt Telescope is a wide-field Schmidt telescope known for its photographic sky surveys and operation at the Cerro Tololo Inter-American Observatory in Chile.
-
B.
Hale Telescope
The Hale Telescope is a historic 200-inch reflecting telescope at Palomar Observatory in California that was once the world’s largest and remains a landmark instrument in observational astronomy.
-
C.
20 Meter Telescope
The 20 Meter Telescope is a mid-sized radio telescope at the Green Bank Observatory used for astronomical research and education in radio astronomy.
-
D.
Vera C. Rubin Observatory
The Vera C. Rubin Observatory is a next-generation astronomical facility in Chile designed to conduct the Legacy Survey of Space and Time, producing an unprecedented, deep, wide, and fast imaging survey of the night sky.
-
E.
SOAR Telescope
The SOAR Telescope is a 4.1-meter optical and near-infrared astronomical telescope located in Chile and used for a wide range of research observations of the southern sky.
- 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_69bd441721cc819085c7e33fe0876818 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd70a7650c8190b046b65072fd8eae |
completed | March 20, 2026, 4:07 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be77c421288190bcc2d9bfdfff7198 |
completed | March 21, 2026, 10:49 a.m. |
| NEDg | Description generation | batch_69be79127e80819088a97e674991fc8b |
completed | March 21, 2026, 10:55 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69be7990fd048190b3d1acaa6e3bce90 |
completed | March 21, 2026, 10:57 a.m. |
Created at: March 20, 2026, 1:31 p.m.