Triple
T4618289
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Rupes (scarps) on Mercury |
E100919
|
entity |
| Predicate | observedBy |
P1165
|
FINISHED |
| Object | MESSENGER spacecraft |
E100921
|
NE FINISHED |
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: MESSENGER spacecraft | Statement: [Rupes (scarps) on Mercury, observedBy, MESSENGER spacecraft]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MESSENGER spacecraft Context triple: [Rupes (scarps) on Mercury, observedBy, MESSENGER spacecraft]
-
A.
MESSENGER
chosen
MESSENGER was a NASA robotic spacecraft mission that orbited and studied the planet Mercury, providing the first comprehensive maps and detailed data about its surface, composition, and magnetic field.
-
B.
Mercury Planetary Orbiter
Mercury Planetary Orbiter is the European spacecraft module of the BepiColombo mission, designed to study Mercury’s surface, composition, and environment from orbit.
-
C.
Psyche spacecraft
Psyche spacecraft is a NASA mission designed to explore the metal-rich asteroid 16 Psyche to study the building blocks of planetary cores and the early solar system.
-
D.
BepiColombo mission
The BepiColombo mission is a joint ESA–JAXA spacecraft mission designed to study the planet Mercury’s composition, magnetic field, and environment through dual orbiters.
-
E.
Mariner 10
Mariner 10 was a NASA space probe launched in 1973 that became the first spacecraft to visit Mercury and the first to use a gravity-assist maneuver to reach another planet.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69bd43cf363c819087fd5ab441b4a3f4 |
completed | March 20, 2026, 12:55 p.m. |
| NER | Named-entity recognition | batch_69bd59e247448190ad92f194cb1127c5 |
completed | March 20, 2026, 2:29 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be035a44f08190900bc6898a40e4e9 |
completed | March 21, 2026, 2:32 a.m. |
Created at: March 20, 2026, 1:12 p.m.