Triple
T15520769
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Alexanderson alternator |
E368959
|
entity |
| Predicate | associatedWith |
P37
|
FINISHED |
| Object |
UNESCO World Heritage Site Grimeton Radio Station
The UNESCO World Heritage Site Grimeton Radio Station is a historic long-wave transatlantic wireless transmitting facility in Sweden that preserves one of the last operational Alexanderson alternator radio transmitters in the world.
|
E1161716
|
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: UNESCO World Heritage Site Grimeton Radio Station | Statement: [Alexanderson alternator, associatedWith, UNESCO World Heritage Site Grimeton Radio Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: UNESCO World Heritage Site Grimeton Radio Station Context triple: [Alexanderson alternator, associatedWith, UNESCO World Heritage Site Grimeton Radio Station]
-
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.
Marconi Station Site
Marconi Station Site is a historic location on Cape Cod where Guglielmo Marconi conducted pioneering transatlantic wireless communication experiments.
-
C.
Mizen Head Signal Station
Mizen Head Signal Station is a historic coastal lookout and former maritime communication post located on the rugged cliffs of Mizen Head in County Cork, Ireland, now serving as a visitor attraction and heritage site.
-
D.
Bawdsey Research Station
Bawdsey Research Station was a pioneering British radar research and development facility on the Suffolk coast that played a crucial role in the early development of air defense systems before and during World War II.
-
E.
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.
- 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: UNESCO World Heritage Site Grimeton Radio Station Triple: [Alexanderson alternator, associatedWith, UNESCO World Heritage Site Grimeton Radio Station]
Generated description
The UNESCO World Heritage Site Grimeton Radio Station is a historic long-wave transatlantic wireless transmitting facility in Sweden that preserves one of the last operational Alexanderson alternator radio transmitters in the world.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: UNESCO World Heritage Site Grimeton Radio Station Target entity description: The UNESCO World Heritage Site Grimeton Radio Station is a historic long-wave transatlantic wireless transmitting facility in Sweden that preserves one of the last operational Alexanderson alternator radio transmitters in the world.
-
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.
Marconi Station Site
Marconi Station Site is a historic location on Cape Cod where Guglielmo Marconi conducted pioneering transatlantic wireless communication experiments.
-
C.
Mizen Head Signal Station
Mizen Head Signal Station is a historic coastal lookout and former maritime communication post located on the rugged cliffs of Mizen Head in County Cork, Ireland, now serving as a visitor attraction and heritage site.
-
D.
Bawdsey Research Station
Bawdsey Research Station was a pioneering British radar research and development facility on the Suffolk coast that played a crucial role in the early development of air defense systems before and during World War II.
-
E.
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.
- 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.