Triple
T12664296
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sendai Airport |
E302506
|
entity |
| Predicate | formerName |
P65
|
FINISHED |
| Object |
Sendai Airfield
Sendai Airfield is the former name of Sendai Airport, a regional airport in Miyagi Prefecture, Japan, serving domestic and limited international flights for the Sendai metropolitan area.
|
E996476
|
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 Airfield | Statement: [Sendai Airport, formerName, Sendai Airfield]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sendai Airfield Context triple: [Sendai Airport, formerName, Sendai Airfield]
-
A.
Chitose Air Base
Chitose Air Base is a major Japan Air Self-Defense Force installation in Hokkaido that serves as a key hub for air defense operations in northern Japan.
-
B.
Nagoya Airfield
Nagoya Airfield is a regional airport in Nagoya, Japan, primarily serving domestic flights and business aviation after the opening of Chubu Centrair International Airport.
-
C.
Iruma Air Base
Iruma Air Base is a major Japanese military airfield in Saitama Prefecture that serves as a key hub for the Japan Air Self-Defense Force’s transport, training, and air defense operations.
-
D.
Tachikawa airfield
Tachikawa airfield is a historic Japanese air base in Tachikawa, Tokyo, that served as a major military and later U.S. Air Force facility before its eventual conversion to civilian and park use.
-
E.
Nyutabaru Air Base
Nyutabaru Air Base is a major Japan Air Self-Defense Force installation in Miyazaki Prefecture, primarily used for fighter pilot training and tactical air operations.
- 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 Airfield Triple: [Sendai Airport, formerName, Sendai Airfield]
Generated description
Sendai Airfield is the former name of Sendai Airport, a regional airport in Miyagi Prefecture, Japan, serving domestic and limited international flights for the Sendai metropolitan area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sendai Airfield Target entity description: Sendai Airfield is the former name of Sendai Airport, a regional airport in Miyagi Prefecture, Japan, serving domestic and limited international flights for the Sendai metropolitan area.
-
A.
Chitose Air Base
Chitose Air Base is a major Japan Air Self-Defense Force installation in Hokkaido that serves as a key hub for air defense operations in northern Japan.
-
B.
Nagoya Airfield
Nagoya Airfield is a regional airport in Nagoya, Japan, primarily serving domestic flights and business aviation after the opening of Chubu Centrair International Airport.
-
C.
Iruma Air Base
Iruma Air Base is a major Japanese military airfield in Saitama Prefecture that serves as a key hub for the Japan Air Self-Defense Force’s transport, training, and air defense operations.
-
D.
Tachikawa airfield
Tachikawa airfield is a historic Japanese air base in Tachikawa, Tokyo, that served as a major military and later U.S. Air Force facility before its eventual conversion to civilian and park use.
-
E.
Nyutabaru Air Base
Nyutabaru Air Base is a major Japan Air Self-Defense Force installation in Miyazaki Prefecture, primarily used for fighter pilot training and tactical air operations.
- 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_69d7bded71a88190bb76e2413af9ea66 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d9617e030881908444743b8a7e0d75 |
completed | April 10, 2026, 8:45 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6688a19148190b8d252d3706d2b05 |
completed | May 2, 2026, 9:11 p.m. |
| NEDg | Description generation | batch_69f669f69fe4819097dfc63780e8587e |
completed | May 2, 2026, 9:17 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f66b619c88819098acbfb60fac9921 |
completed | May 2, 2026, 9:23 p.m. |
Created at: April 9, 2026, 5:19 p.m.