Triple
T4127114
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chōfu |
E92751
|
entity |
| Predicate | hasFacility |
P105
|
FINISHED |
| Object |
Chōfu Airport
Chōfu Airport is a regional airport in Tokyo, Japan, primarily serving domestic commuter and charter flights, including services to the Izu Islands.
|
E418503
|
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: Chōfu Airport | Statement: [Chōfu, hasFacility, Chōfu Airport]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chōfu Airport Context triple: [Chōfu, hasFacility, Chōfu Airport]
-
A.
Okadama Airport
Okadama Airport is a regional airport in Sapporo, Japan, primarily serving domestic and general aviation flights.
-
B.
Izumo Airport
Izumo Airport is a regional airport in Shimane Prefecture, Japan, providing domestic air services that connect the Izumo area with major Japanese cities.
-
C.
Tajima Airport
Tajima Airport is a regional airport in northern Hyogo Prefecture, Japan, primarily serving domestic flights and connecting the Tajima area with major Japanese cities.
-
D.
Itami Airport
Itami Airport is a major domestic airport serving the Osaka metropolitan area in Japan.
-
E.
Miyako Airport
Miyako Airport is a regional airport serving Miyako Island in Japan’s Okinawa Prefecture, handling domestic flights and connecting the island to major Japanese cities.
- 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: Chōfu Airport Triple: [Chōfu, hasFacility, Chōfu Airport]
Generated description
Chōfu Airport is a regional airport in Tokyo, Japan, primarily serving domestic commuter and charter flights, including services to the Izu Islands.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Chōfu Airport Target entity description: Chōfu Airport is a regional airport in Tokyo, Japan, primarily serving domestic commuter and charter flights, including services to the Izu Islands.
-
A.
Okadama Airport
Okadama Airport is a regional airport in Sapporo, Japan, primarily serving domestic and general aviation flights.
-
B.
Izumo Airport
Izumo Airport is a regional airport in Shimane Prefecture, Japan, providing domestic air services that connect the Izumo area with major Japanese cities.
-
C.
Tajima Airport
Tajima Airport is a regional airport in northern Hyogo Prefecture, Japan, primarily serving domestic flights and connecting the Tajima area with major Japanese cities.
-
D.
Itami Airport
Itami Airport is a major domestic airport serving the Osaka metropolitan area in Japan.
-
E.
Miyako Airport
Miyako Airport is a regional airport serving Miyako Island in Japan’s Okinawa Prefecture, handling domestic flights and connecting the island to major Japanese cities.
- 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_69aed9685f70819086932777aec8d959 |
completed | March 9, 2026, 2:30 p.m. |
| NER | Named-entity recognition | batch_69af021b17a08190b520101f54ec1e33 |
completed | March 9, 2026, 5:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b57f29865c8190b0ecb7acc9901765 |
completed | March 14, 2026, 3:30 p.m. |
| NEDg | Description generation | batch_69b5831b65a081909c4d4b73e833e023 |
completed | March 14, 2026, 3:47 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b5836fbf808190ad2d1c731fa084ef |
completed | March 14, 2026, 3:49 p.m. |
Created at: March 9, 2026, 3:42 p.m.