Triple
T13538587
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | PPE (Power and Propulsion Element) |
E323323
|
entity |
| Predicate | usesPropulsionType |
P393
|
FINISHED |
| Object | Hall-effect thruster |
E931521
|
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: Hall-effect thruster | Statement: [PPE (Power and Propulsion Element), usesPropulsionType, Hall-effect thruster]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hall-effect thruster Context triple: [PPE (Power and Propulsion Element), usesPropulsionType, Hall-effect thruster]
-
A.
Hall-effect thrusters
chosen
Hall-effect thrusters are a type of electric propulsion system for spacecraft that use magnetic and electric fields to accelerate ions and produce efficient, low-thrust propulsion for orbital maneuvers and deep-space missions.
-
B.
Draco thrusters
Draco thrusters are small hypergolic rocket engines developed by SpaceX to provide attitude control and orbital maneuvering for its spacecraft.
-
C.
Space Shuttle electrical power system
The Space Shuttle electrical power system was the orbiter’s integrated network of fuel cells, distribution buses, and control equipment that generated and supplied electricity to all onboard systems and payloads.
-
D.
The Exploration of Cosmic Space by Means of Reaction Devices
The Exploration of Cosmic Space by Means of Reaction Devices is a pioneering 1903 scientific paper that laid the theoretical foundations of modern astronautics and rocket science.
-
E.
Project Orion (nuclear pulse propulsion)
Project Orion (nuclear pulse propulsion) was a mid-20th-century concept for an interplanetary and interstellar spacecraft propelled by the controlled detonation of nuclear explosives behind a massive pusher plate.
- 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_69d8076776248190bdf0d4fa1f85a5fc |
completed | April 9, 2026, 8:09 p.m. |
| NER | Named-entity recognition | batch_69dbafd7ad9481908fe1d7ffcf8fab71 |
completed | April 12, 2026, 2:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f76babfb948190bc028450ddaa0b72 |
completed | May 3, 2026, 3:37 p.m. |
Created at: April 9, 2026, 9:45 p.m.