Triple
T1588598
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Smithsonian Astrophysical Observatory |
E34123
|
entity |
| Predicate | operates |
P24
|
FINISHED |
| Object |
Chandra X-ray Center
The Chandra X-ray Center is the science and operations hub that manages, supports, and distributes data for NASA’s Chandra X-ray Observatory, one of the flagship space telescopes for high-energy astrophysics.
|
E182700
|
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: Chandra X-ray Center | Statement: [Smithsonian Astrophysical Observatory, operates, Chandra X-ray Center]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chandra X-ray Center Context triple: [Smithsonian Astrophysical Observatory, operates, Chandra X-ray Center]
-
A.
Smithsonian Astrophysical Observatory
The Smithsonian Astrophysical Observatory is a major research institution dedicated to the study of astronomy and astrophysics, known for its work in observational astronomy, space science, and collaboration with the Harvard College Observatory.
-
B.
Space Telescope Science Institute
The Space Telescope Science Institute is a research and operations center that manages the science and mission planning for major space observatories, including NASA’s Hubble Space Telescope and the James Webb Space Telescope.
-
C.
Carnegie Observatories
Carnegie Observatories is a major astronomical research institution known for operating world-class telescopes and conducting cutting-edge studies of the universe.
-
D.
Chandra X-ray Observatory
The Chandra X-ray Observatory is a space-based telescope that observes high-energy X-ray emissions from hot regions of the universe, such as exploded stars, galaxy clusters, and matter around black holes.
-
E.
Kavli Institute for Astrophysics and Space Research
The Kavli Institute for Astrophysics and Space Research is a leading MIT-based research center focused on observational and theoretical studies of the universe, including space-based astronomy and cosmology.
- 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: Chandra X-ray Center Triple: [Smithsonian Astrophysical Observatory, operates, Chandra X-ray Center]
Generated description
The Chandra X-ray Center is the science and operations hub that manages, supports, and distributes data for NASA’s Chandra X-ray Observatory, one of the flagship space telescopes for high-energy astrophysics.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Chandra X-ray Center Target entity description: The Chandra X-ray Center is the science and operations hub that manages, supports, and distributes data for NASA’s Chandra X-ray Observatory, one of the flagship space telescopes for high-energy astrophysics.
-
A.
Smithsonian Astrophysical Observatory
The Smithsonian Astrophysical Observatory is a major research institution dedicated to the study of astronomy and astrophysics, known for its work in observational astronomy, space science, and collaboration with the Harvard College Observatory.
-
B.
Space Telescope Science Institute
The Space Telescope Science Institute is a research and operations center that manages the science and mission planning for major space observatories, including NASA’s Hubble Space Telescope and the James Webb Space Telescope.
-
C.
Carnegie Observatories
Carnegie Observatories is a major astronomical research institution known for operating world-class telescopes and conducting cutting-edge studies of the universe.
-
D.
Chandra X-ray Observatory
The Chandra X-ray Observatory is a space-based telescope that observes high-energy X-ray emissions from hot regions of the universe, such as exploded stars, galaxy clusters, and matter around black holes.
-
E.
Kavli Institute for Astrophysics and Space Research
The Kavli Institute for Astrophysics and Space Research is a leading MIT-based research center focused on observational and theoretical studies of the universe, including space-based astronomy and cosmology.
- 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_69a885fceb2c8190b47e0f7c0aefbff0 |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a9090c8e488190aa25893c5ef0fe22 |
completed | March 5, 2026, 4:39 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad51b5d6f48190baac5d3d6fe13206 |
completed | March 8, 2026, 10:38 a.m. |
| NEDg | Description generation | batch_69ad523ae04c819099431e09cf1eb953 |
completed | March 8, 2026, 10:40 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad52b3dcf081909e73fba891e985b2 |
completed | March 8, 2026, 10:43 a.m. |
Created at: March 4, 2026, 7:27 p.m.