Triple
T19203819
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | NGC 5408 |
E480178
|
entity |
| Predicate | observedBy |
P1165
|
FINISHED |
| Object | XMM-Newton |
—
|
NE NERFINISHED |
How this triple was built (2 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: XMM-Newton | Statement: [NGC 5408, observedBy, XMM-Newton]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: XMM-Newton Context triple: [NGC 5408, observedBy, XMM-Newton]
-
A.
XMM-Newton mission
chosen
The XMM-Newton mission is a European Space Agency X-ray observatory launched in 1999 to study high-energy phenomena such as black holes, neutron stars, and active galaxies.
-
B.
Einstein Observatory
The Einstein Observatory was NASA’s first fully imaging X-ray telescope in space, pioneering high-resolution X-ray astronomy of cosmic sources.
-
C.
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.
-
D.
RXTE
RXTE (Rossi X-ray Timing Explorer) was a NASA satellite observatory dedicated to studying time-variable X-ray sources such as neutron stars, black holes, and active galactic nuclei.
-
E.
Hitomi (ASTRO-H)
Hitomi (ASTRO-H) was a Japanese X-ray astronomy satellite designed to study high-energy phenomena in the universe, such as black holes, galaxy clusters, and supernova remnants.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8e8cb8c348190b52075823911c869 |
completed | April 10, 2026, 12:10 p.m. |
| NER | Named-entity recognition | batch_69e5f99b37c081908c13e0b4cca52aa4 |
completed | April 20, 2026, 10:02 a.m. |
Created at: April 10, 2026, 1:16 p.m.