Triple
T12143517
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chūō-ku, Osaka |
E289252
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object |
NHK Osaka Broadcasting Station (near Osaka Castle Park side)
NHK Osaka Broadcasting Station (near Osaka Castle Park side) is a major regional broadcasting facility of Japan’s public broadcaster NHK, located in Osaka’s Chūō ward close to Osaka Castle Park.
|
E964334
|
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: NHK Osaka Broadcasting Station (near Osaka Castle Park side) | Statement: [Chūō-ku, Osaka, hasLandmark, NHK Osaka Broadcasting Station (near Osaka Castle Park side)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: NHK Osaka Broadcasting Station (near Osaka Castle Park side) Context triple: [Chūō-ku, Osaka, hasLandmark, NHK Osaka Broadcasting Station (near Osaka Castle Park side)]
-
A.
Osaka Metro Tanimachi Line at Taishibashi-Imaichi Station
The Osaka Metro Tanimachi Line at Taishibashi-Imaichi Station is a key subway line stop in Osaka that serves as a transfer point between the Tanimachi and Imazatosuji lines, facilitating convenient cross-city travel.
-
B.
NHK Broadcasting Center
NHK Broadcasting Center is the main headquarters and production hub of Japan’s public broadcaster NHK, located in Tokyo.
-
C.
Osaka Metro Chūō Line at Midori-bashi Station
The Osaka Metro Chūō Line at Midori-bashi Station is a key east–west subway route in Osaka that serves Midori-bashi as an interchange hub with the Imazatosuji Line.
-
D.
Osaka Prefectural Government Sakishima Building
The Osaka Prefectural Government Sakishima Building is a prominent high-rise government and office complex in Osaka, Japan, known as one of the city’s tallest and most recognizable landmarks.
-
E.
Osaka Metro Namba Station
Osaka Metro Namba Station is a major underground railway hub in Osaka’s Namba district, serving multiple subway lines and providing convenient access to surrounding commercial and entertainment complexes.
- 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: NHK Osaka Broadcasting Station (near Osaka Castle Park side) Triple: [Chūō-ku, Osaka, hasLandmark, NHK Osaka Broadcasting Station (near Osaka Castle Park side)]
Generated description
NHK Osaka Broadcasting Station (near Osaka Castle Park side) is a major regional broadcasting facility of Japan’s public broadcaster NHK, located in Osaka’s Chūō ward close to Osaka Castle Park.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: NHK Osaka Broadcasting Station (near Osaka Castle Park side) Target entity description: NHK Osaka Broadcasting Station (near Osaka Castle Park side) is a major regional broadcasting facility of Japan’s public broadcaster NHK, located in Osaka’s Chūō ward close to Osaka Castle Park.
-
A.
Osaka Metro Tanimachi Line at Taishibashi-Imaichi Station
The Osaka Metro Tanimachi Line at Taishibashi-Imaichi Station is a key subway line stop in Osaka that serves as a transfer point between the Tanimachi and Imazatosuji lines, facilitating convenient cross-city travel.
-
B.
NHK Broadcasting Center
NHK Broadcasting Center is the main headquarters and production hub of Japan’s public broadcaster NHK, located in Tokyo.
-
C.
Osaka Metro Chūō Line at Midori-bashi Station
The Osaka Metro Chūō Line at Midori-bashi Station is a key east–west subway route in Osaka that serves Midori-bashi as an interchange hub with the Imazatosuji Line.
-
D.
Osaka Prefectural Government Sakishima Building
The Osaka Prefectural Government Sakishima Building is a prominent high-rise government and office complex in Osaka, Japan, known as one of the city’s tallest and most recognizable landmarks.
-
E.
Osaka Metro Namba Station
Osaka Metro Namba Station is a major underground railway hub in Osaka’s Namba district, serving multiple subway lines and providing convenient access to surrounding commercial and entertainment complexes.
- 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_69d6ab4c6710819097a9d228382dde43 |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d915aacaa08190b31f54e230334406 |
completed | April 10, 2026, 3:22 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f5f69501348190a9ac090c7db37c20 |
completed | May 2, 2026, 1:05 p.m. |
| NEDg | Description generation | batch_69f5ff815b748190932bfe163ea2847d |
completed | May 2, 2026, 1:43 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f60185ce8c8190abe3b1f633aac55d |
completed | May 2, 2026, 1:52 p.m. |
Created at: April 8, 2026, 9:49 p.m.