Triple
T4794594
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Incheon International Airport |
E106680
|
entity |
| Predicate | connectedBy |
P37
|
FINISHED |
| Object |
AREX airport railroad
AREX airport railroad is a high-speed rail line in South Korea that links central Seoul with Incheon International Airport and Gimpo International Airport.
|
E470419
|
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: AREX airport railroad | Statement: [Incheon International Airport, connectedBy, AREX airport railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: AREX airport railroad Context triple: [Incheon International Airport, connectedBy, AREX airport railroad]
-
A.
AA train
The AA train was a former New York City Subway service designation that preceded and was eventually replaced by the modern C train.
-
B.
Keikyū Airport Line
The Keikyū Airport Line is a railway line in the Tokyo area that provides direct train access between central Tokyo and Haneda Airport.
-
C.
AeroTrain
AeroTrain is an automated underground people mover system that transports passengers between terminals at Washington Dulles International Airport.
-
D.
Northstar commuter rail
Northstar commuter rail is a commuter train service in the Minneapolis–Saint Paul metropolitan area that connects downtown Minneapolis with northern suburbs and exurban communities.
-
E.
Central Subway
Central Subway is a light rail extension of San Francisco’s Muni Metro system that provides improved north–south transit service, including a key connection to the Chinatown neighborhood.
- 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: AREX airport railroad Triple: [Incheon International Airport, connectedBy, AREX airport railroad]
Generated description
AREX airport railroad is a high-speed rail line in South Korea that links central Seoul with Incheon International Airport and Gimpo International Airport.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: AREX airport railroad Target entity description: AREX airport railroad is a high-speed rail line in South Korea that links central Seoul with Incheon International Airport and Gimpo International Airport.
-
A.
AA train
The AA train was a former New York City Subway service designation that preceded and was eventually replaced by the modern C train.
-
B.
Keikyū Airport Line
The Keikyū Airport Line is a railway line in the Tokyo area that provides direct train access between central Tokyo and Haneda Airport.
-
C.
AeroTrain
AeroTrain is an automated underground people mover system that transports passengers between terminals at Washington Dulles International Airport.
-
D.
Northstar commuter rail
Northstar commuter rail is a commuter train service in the Minneapolis–Saint Paul metropolitan area that connects downtown Minneapolis with northern suburbs and exurban communities.
-
E.
Central Subway
Central Subway is a light rail extension of San Francisco’s Muni Metro system that provides improved north–south transit service, including a key connection to the Chinatown neighborhood.
- 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_69bd43f591c881909e5a532388b0f3f3 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd66088d588190839acfbac6e1c3dd |
completed | March 20, 2026, 3:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be43f512e0819086cc33009cd45c9a |
completed | March 21, 2026, 7:08 a.m. |
| NEDg | Description generation | batch_69be44cb99ac819089bbb941709a93c4 |
completed | March 21, 2026, 7:12 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69be451e8d7c81908d856e7966daa5fe |
completed | March 21, 2026, 7:13 a.m. |
Created at: March 20, 2026, 1:22 p.m.