Triple
T3573981
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | FEROS spectrograph |
E75641
|
entity |
| Predicate | belongsToFacility |
P37657
|
FINISHED |
| Object | MPG/ESO 2.2-metre telescope facility |
E75948
|
NE FINISHED |
How this triple was built (3 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: MPG/ESO 2.2-metre telescope facility | Statement: [FEROS spectrograph, belongsToFacility, MPG/ESO 2.2-metre telescope facility]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MPG/ESO 2.2-metre telescope facility Context triple: [FEROS spectrograph, belongsToFacility, MPG/ESO 2.2-metre telescope facility]
-
A.
MPG/ESO 2.2 m Telescope
chosen
The MPG/ESO 2.2 m Telescope is a 2.2-meter optical telescope operated jointly by the Max Planck Society and the European Southern Observatory, widely used for imaging and survey work in the southern sky.
-
B.
ESO 1.52-metre telescope
The ESO 1.52-metre telescope is a mid-sized optical telescope at the La Silla Observatory in Chile, used for a variety of astronomical observations and instrumental projects.
-
C.
ESO 3.6 m Telescope
The ESO 3.6 m Telescope is a major optical telescope operated by the European Southern Observatory in Chile, known for hosting the HARPS spectrograph used in exoplanet discovery.
-
D.
ESO La Silla Paranal Observatory
ESO La Silla Paranal Observatory is a major European Southern Observatory facility in Chile that operates several world-class optical and infrared telescopes, including those at La Silla and Paranal.
-
E.
Paranal Observatory
Paranal Observatory is a major astronomical research facility in Chile’s Atacama Desert that hosts the European Southern Observatory’s Very Large Telescope array.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: belongsToFacility Context triple: [FEROS spectrograph, belongsToFacility, MPG/ESO 2.2-metre telescope facility]
-
A.
isNamedFacilityOf
Indicates that a facility bears the official name associated with a particular entity (such as an organization, person, or place).
-
B.
ownsFacilityOn
Indicates that one entity possesses ownership or control over a facility located on or associated with another entity (such as a site, property, or area).
-
C.
hasFacilityType
Indicates that an entity possesses or is associated with a specific type or category of facility.
-
D.
isPrimaryFacilityFor
Indicates that one facility serves as the main or principal location responsible for supporting or serving a particular entity or operation.
-
E.
isWithinFacility
chosen
Indicates that one entity is physically located inside the boundaries or premises of a specified facility.
- F. None of above.
Provenance (4 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_69ad85d5e3008190bdfe0bacdd1f5a1b |
completed | March 8, 2026, 2:21 p.m. |
| NER | Named-entity recognition | batch_69adc0d928f08190830347b3b032178a |
completed | March 8, 2026, 6:32 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b4c37c68108190ada8c319e1ec09fa |
completed | March 14, 2026, 2:10 a.m. |
| PD | Predicate disambiguation | batch_69adb8364d848190a96a9bc7a6126af2 |
completed | March 8, 2026, 5:56 p.m. |
Created at: March 8, 2026, 3:21 p.m.