Triple

T15520720
Position Surface form Disambiguated ID Type / Status
Subject Grimeton Radio Station E368958 entity
Predicate usesTechnology P1485 FINISHED
Object Alexanderson alternator E75687 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: Alexanderson alternator | Statement: [Grimeton Radio Station, usesTechnology, Alexanderson alternator]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Alexanderson alternator
Context triple: [Grimeton Radio Station, usesTechnology, Alexanderson alternator]
  • A. Alexanderson alternator chosen
    The Alexanderson alternator is an early high-frequency radio transmitter that generated continuous-wave signals using a rotating machine, playing a key role in long-distance wireless communication before vacuum-tube oscillators.
  • B. Dynamo-Electric Machinery
    Dynamo-Electric Machinery is a classic late-19th-century technical treatise by Silvanus P. Thompson that systematically explains the theory, design, and operation of electrical dynamos and related machinery.
  • C. Charles F. Brush
    Charles F. Brush was an American inventor and industrialist best known for pioneering electric arc lighting and early electrical power systems.
  • D. Ingersoll
    Ingersoll is a small industrial town in southwestern Ontario, Canada, known for its manufacturing sector and proximity to major transportation routes.
  • E. Edison effect
    The Edison effect is the phenomenon in which electrons are emitted from a heated filament into a vacuum, forming the basis for early vacuum tubes and thermionic devices.
  • 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_69d85a1794cc8190b0b428716296e63e completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e0403543188190abac49d2b9decb89 completed April 16, 2026, 1:49 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff4552a8dc819082cb6c31a2c05606 completed May 9, 2026, 2:31 p.m.
Created at: April 10, 2026, 4:04 a.m.