Triple
T5721031
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Harvard College Observatory |
E126144
|
entity |
| Predicate | notableProject |
P4
|
FINISHED |
| Object |
Harvard Observatory photographic sky survey
The Harvard Observatory photographic sky survey was an early, pioneering program that systematically photographed the night sky, creating one of the first large-scale, long-term archives of astronomical images used for studying variable stars and other celestial phenomena.
|
E541303
|
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: Harvard Observatory photographic sky survey | Statement: [Harvard College Observatory, notableProject, Harvard Observatory photographic sky survey]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Harvard Observatory photographic sky survey Context triple: [Harvard College Observatory, notableProject, Harvard Observatory photographic sky survey]
-
A.
Palomar Observatory Sky Survey
The Palomar Observatory Sky Survey is a landmark mid-20th-century photographic mapping of the night sky that produced some of the most widely used astronomical reference images for research and discovery.
-
B.
Two Micron All Sky Survey
The Two Micron All Sky Survey (2MASS) is an astronomical survey that mapped the entire sky in near-infrared wavelengths, producing a comprehensive catalog of stars, galaxies, and other celestial objects.
-
C.
Armagh Catalogue of Stars
The Armagh Catalogue of Stars is a 19th-century astronomical star catalog compiled at Armagh Observatory, listing precise positions and related data for thousands of stars.
-
D.
Carnegie-Spitzer-IMACS Survey
The Carnegie-Spitzer-IMACS Survey is an astronomical research project that combines infrared observations from the Spitzer Space Telescope with optical spectroscopy from the IMACS instrument to study the formation and evolution of galaxies across cosmic time.
-
E.
Advanced Camera for Surveys
The Advanced Camera for Surveys is a high-resolution imaging instrument on the Hubble Space Telescope designed to capture detailed observations of distant galaxies, galaxy clusters, and other faint astronomical objects.
- 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: Harvard Observatory photographic sky survey Triple: [Harvard College Observatory, notableProject, Harvard Observatory photographic sky survey]
Generated description
The Harvard Observatory photographic sky survey was an early, pioneering program that systematically photographed the night sky, creating one of the first large-scale, long-term archives of astronomical images used for studying variable stars and other celestial phenomena.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Harvard Observatory photographic sky survey Target entity description: The Harvard Observatory photographic sky survey was an early, pioneering program that systematically photographed the night sky, creating one of the first large-scale, long-term archives of astronomical images used for studying variable stars and other celestial phenomena.
-
A.
Palomar Observatory Sky Survey
The Palomar Observatory Sky Survey is a landmark mid-20th-century photographic mapping of the night sky that produced some of the most widely used astronomical reference images for research and discovery.
-
B.
Two Micron All Sky Survey
The Two Micron All Sky Survey (2MASS) is an astronomical survey that mapped the entire sky in near-infrared wavelengths, producing a comprehensive catalog of stars, galaxies, and other celestial objects.
-
C.
Armagh Catalogue of Stars
The Armagh Catalogue of Stars is a 19th-century astronomical star catalog compiled at Armagh Observatory, listing precise positions and related data for thousands of stars.
-
D.
Carnegie-Spitzer-IMACS Survey
The Carnegie-Spitzer-IMACS Survey is an astronomical research project that combines infrared observations from the Spitzer Space Telescope with optical spectroscopy from the IMACS instrument to study the formation and evolution of galaxies across cosmic time.
-
E.
Advanced Camera for Surveys
The Advanced Camera for Surveys is a high-resolution imaging instrument on the Hubble Space Telescope designed to capture detailed observations of distant galaxies, galaxy clusters, and other faint astronomical objects.
- 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_69c0082e3d548190950169847b43043b |
completed | March 22, 2026, 3:18 p.m. |
| NER | Named-entity recognition | batch_69c024e328e08190a67e845b296e34e9 |
completed | March 22, 2026, 5:20 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c05a80aefc8190b6ea35ab405ea502 |
completed | March 22, 2026, 9:09 p.m. |
| NEDg | Description generation | batch_69c05c7663388190ab491144149532a4 |
completed | March 22, 2026, 9:17 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c05d2ef9488190ac0111cb6a94b1d0 |
completed | March 22, 2026, 9:20 p.m. |
Created at: March 22, 2026, 3:46 p.m.