Triple
T1929785
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sendai |
E40916
|
entity |
| Predicate | servedByAirport |
P281
|
FINISHED |
| Object |
Sendai Airport
Sendai Airport is a regional international airport in Miyagi Prefecture, Japan, providing domestic and limited international air services to the Sendai metropolitan area.
|
E302506
|
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: Sendai Airport | Statement: [Sendai, servedByAirport, Sendai Airport]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sendai Airport Context triple: [Sendai, servedByAirport, Sendai Airport]
-
A.
Hiroshima Airport
Hiroshima Airport is the main regional airport serving Hiroshima Prefecture in Japan, handling domestic and limited international flights.
-
B.
Niigata Airport
Niigata Airport is a regional and international airport serving the city of Niigata in Japan’s Hokuriku region, offering domestic flights and select international routes.
-
C.
Fukuoka Airport
Fukuoka Airport is a major international and domestic airport in Fukuoka City, serving as the primary air gateway to Japan’s Kyushu region.
-
D.
Nagasaki Airport
Nagasaki Airport is a regional and international airport in Nagasaki Prefecture, Japan, notable for being one of the world’s first offshore airports built on an artificial island.
-
E.
Itami Airport
Itami Airport is a major domestic airport serving the Osaka metropolitan area in Japan.
- 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: Sendai Airport Triple: [Sendai, servedByAirport, Sendai Airport]
Generated description
Sendai Airport is a regional international airport in Miyagi Prefecture, Japan, providing domestic and limited international air services to the Sendai metropolitan area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sendai Airport Target entity description: Sendai Airport is a regional international airport in Miyagi Prefecture, Japan, providing domestic and limited international air services to the Sendai metropolitan area.
-
A.
Hiroshima Airport
Hiroshima Airport is the main regional airport serving Hiroshima Prefecture in Japan, handling domestic and limited international flights.
-
B.
Niigata Airport
Niigata Airport is a regional and international airport serving the city of Niigata in Japan’s Hokuriku region, offering domestic flights and select international routes.
-
C.
Fukuoka Airport
Fukuoka Airport is a major international and domestic airport in Fukuoka City, serving as the primary air gateway to Japan’s Kyushu region.
-
D.
Nagasaki Airport
Nagasaki Airport is a regional and international airport in Nagasaki Prefecture, Japan, notable for being one of the world’s first offshore airports built on an artificial island.
-
E.
Itami Airport
Itami Airport is a major domestic airport serving the Osaka metropolitan area in Japan.
- 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_69a8864711648190b07bed24ed76258e |
completed | March 4, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69abb266dcb4819090be83556615d0db |
completed | March 7, 2026, 5:06 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afe86f11108190a1987c1cee133d56 |
completed | March 10, 2026, 9:46 a.m. |
| NEDg | Description generation | batch_69afe9395e2081909140e8c464489a08 |
completed | March 10, 2026, 9:49 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b00009cb5c8190a42c100029d4917b |
completed | March 10, 2026, 11:27 a.m. |
Created at: March 4, 2026, 7:35 p.m.