Triple
T19599107
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Incheon International Airport Expressway |
E470420
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | New Airport Highway Co., Ltd. |
—
|
NE NERFINISHED |
How this triple was built (3 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: New Airport Highway Co., Ltd. | Statement: [Incheon International Airport Expressway, operator, New Airport Highway Co., Ltd.]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: New Airport Highway Co., Ltd. Context triple: [Incheon International Airport Expressway, operator, New Airport Highway Co., Ltd.]
-
A.
China Airport Construction Group Corporation
China Airport Construction Group Corporation is a major Chinese state-owned enterprise specializing in the planning, design, and construction of large-scale airport infrastructure projects.
-
B.
Taoyuan International Airport Corporation
Taoyuan International Airport Corporation is a state-owned company in Taiwan responsible for managing and operating Taiwan Taoyuan International Airport, the country’s main international gateway.
-
C.
Metropolitan Expressway Company Limited
Metropolitan Expressway Company Limited is the public–private company responsible for managing, maintaining, and operating Tokyo’s urban expressway network.
-
D.
Aerostar Airport Holdings
Aerostar Airport Holdings is a private company that manages and operates airport facilities, most notably Puerto Rico’s Luis Muñoz Marín International Airport, under a long-term public-private partnership.
-
E.
Airport Railroad Co., Ltd.
Airport Railroad Co., Ltd. is a South Korean rail company that operates the express and commuter train services linking central Seoul with Incheon International Airport and Gimpo International Airport.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: New Airport Highway Co., Ltd. Target entity description: New Airport Highway Co., Ltd. is a South Korean company responsible for managing and operating the expressway linking central Seoul to Incheon International Airport.
-
A.
China Airport Construction Group Corporation
China Airport Construction Group Corporation is a major Chinese state-owned enterprise specializing in the planning, design, and construction of large-scale airport infrastructure projects.
-
B.
Taoyuan International Airport Corporation
Taoyuan International Airport Corporation is a state-owned company in Taiwan responsible for managing and operating Taiwan Taoyuan International Airport, the country’s main international gateway.
-
C.
Metropolitan Expressway Company Limited
Metropolitan Expressway Company Limited is the public–private company responsible for managing, maintaining, and operating Tokyo’s urban expressway network.
-
D.
Aerostar Airport Holdings
Aerostar Airport Holdings is a private company that manages and operates airport facilities, most notably Puerto Rico’s Luis Muñoz Marín International Airport, under a long-term public-private partnership.
-
E.
Airport Railroad Co., Ltd.
Airport Railroad Co., Ltd. is a South Korean rail company that operates the express and commuter train services linking central Seoul with Incheon International Airport and Gimpo International Airport.
- F. None of above. chosen
Provenance (2 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_69d8e510024481908415c0d616fa6186 |
completed | April 10, 2026, 11:54 a.m. |
| NER | Named-entity recognition | batch_69e6407d46188190b9818665b2a698a5 |
completed | April 20, 2026, 3:04 p.m. |
Created at: April 10, 2026, 1:43 p.m.