Triple

T15520712
Position Surface form Disambiguated ID Type / Status
Subject Grimeton Radio Station E368958 entity
Predicate alsoKnownAs P39 FINISHED
Object Alexanderson station at Grimeton
The Alexanderson station at Grimeton is a historic Swedish longwave radio transmitter site, powered by an Alexanderson alternator, that is recognized as a UNESCO World Heritage Site for its significance in early global wireless communication.
 E1161714 NE FINISHED

How this triple was built (4 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 station at Grimeton | Statement: [Grimeton Radio Station, alsoKnownAs, Alexanderson station at Grimeton]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Alexanderson station at Grimeton
Context triple: [Grimeton Radio Station, alsoKnownAs, Alexanderson station at Grimeton]
  • A. Poldhu Wireless Station
    Poldhu Wireless Station was an early 20th-century radio transmission site in Cornwall, England, famous as the location from which Guglielmo Marconi conducted pioneering long-distance wireless telegraphy experiments, including the first transatlantic radio signal.
  • B. Leslie station
    Leslie station is a Toronto subway station on Line 4 Sheppard located in the North York district.
  • C. Sandy Heath transmitting station
    Sandy Heath transmitting station is a major broadcasting and telecommunications facility in Bedfordshire, England, serving as a key transmitter for television and radio signals across the surrounding region.
  • D. Wilson station
    Wilson station is a Toronto Transit Commission subway station on Line 1 Yonge–University in North York, serving the surrounding residential, commercial, and industrial areas.
  • E. Blackhill Transmitting Station
    Blackhill Transmitting Station is a major broadcasting and telecommunications facility in North Lanarkshire, Scotland, known for its tall transmission mast serving central Scotland.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Alexanderson station at Grimeton
Triple: [Grimeton Radio Station, alsoKnownAs, Alexanderson station at Grimeton]
Generated description
The Alexanderson station at Grimeton is a historic Swedish longwave radio transmitter site, powered by an Alexanderson alternator, that is recognized as a UNESCO World Heritage Site for its significance in early global wireless communication.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Alexanderson station at Grimeton
Target entity description: The Alexanderson station at Grimeton is a historic Swedish longwave radio transmitter site, powered by an Alexanderson alternator, that is recognized as a UNESCO World Heritage Site for its significance in early global wireless communication.
  • A. Poldhu Wireless Station
    Poldhu Wireless Station was an early 20th-century radio transmission site in Cornwall, England, famous as the location from which Guglielmo Marconi conducted pioneering long-distance wireless telegraphy experiments, including the first transatlantic radio signal.
  • B. Leslie station
    Leslie station is a Toronto subway station on Line 4 Sheppard located in the North York district.
  • C. Sandy Heath transmitting station
    Sandy Heath transmitting station is a major broadcasting and telecommunications facility in Bedfordshire, England, serving as a key transmitter for television and radio signals across the surrounding region.
  • D. Wilson station
    Wilson station is a Toronto Transit Commission subway station on Line 1 Yonge–University in North York, serving the surrounding residential, commercial, and industrial areas.
  • E. Blackhill Transmitting Station
    Blackhill Transmitting Station is a major broadcasting and telecommunications facility in North Lanarkshire, Scotland, known for its tall transmission mast serving central Scotland.
  • F. None of above. chosen

Provenance (5 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_69ff3d54ea5c8190b3b220ad10ba8f40 completed May 9, 2026, 1:57 p.m.
NEDg Description generation batch_69ff3e5643088190a9b001ef815ddd3a completed May 9, 2026, 2:01 p.m.
NED2 Entity disambiguation (via description) batch_69ff3f4456f88190b7fc9b853b0155e4 completed May 9, 2026, 2:05 p.m.
Created at: April 10, 2026, 4:04 a.m.