Triple
T4191531
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | ORD |
E89046
|
entity |
| Predicate | hasAirportTransitSystem |
P54577
|
FINISHED |
| Object |
O'Hare Airport Transit System
O'Hare Airport Transit System is an automated people mover that transports passengers between terminals, parking areas, and other facilities at Chicago O'Hare International Airport.
|
E420286
|
NE FINISHED |
How this triple was built (5 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: O'Hare Airport Transit System | Statement: [ORD, hasAirportTransitSystem, O'Hare Airport Transit System]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: O'Hare Airport Transit System Context triple: [ORD, hasAirportTransitSystem, O'Hare Airport Transit System]
-
A.
O'Hare station
O'Hare station is a Chicago Transit Authority Blue Line rapid transit station located at O'Hare International Airport, serving as the primary rail link between the airport and downtown Chicago.
-
B.
MAX Red Line light rail
The MAX Red Line light rail is a public transit service in the Portland metropolitan area that connects downtown Portland with Portland International Airport and other key destinations.
-
C.
Madison Metro
Madison Metro is the primary public bus transit system serving the city of Madison, Wisconsin and its surrounding communities.
-
D.
Brown Line
The Brown Line is a rapid transit route of Chicago's "L" system that primarily serves the city's North Side and northwest neighborhoods.
-
E.
Metra
Metra is the commuter rail system serving the Chicago metropolitan area, operating extensive routes that connect the city with its surrounding suburbs.
- 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: O'Hare Airport Transit System Triple: [ORD, hasAirportTransitSystem, O'Hare Airport Transit System]
Generated description
O'Hare Airport Transit System is an automated people mover that transports passengers between terminals, parking areas, and other facilities at Chicago O'Hare International Airport.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: O'Hare Airport Transit System Target entity description: O'Hare Airport Transit System is an automated people mover that transports passengers between terminals, parking areas, and other facilities at Chicago O'Hare International Airport.
-
A.
O'Hare station
O'Hare station is a Chicago Transit Authority Blue Line rapid transit station located at O'Hare International Airport, serving as the primary rail link between the airport and downtown Chicago.
-
B.
MAX Red Line light rail
The MAX Red Line light rail is a public transit service in the Portland metropolitan area that connects downtown Portland with Portland International Airport and other key destinations.
-
C.
Madison Metro
Madison Metro is the primary public bus transit system serving the city of Madison, Wisconsin and its surrounding communities.
-
D.
Brown Line
The Brown Line is a rapid transit route of Chicago's "L" system that primarily serves the city's North Side and northwest neighborhoods.
-
E.
Metra
Metra is the commuter rail system serving the Chicago metropolitan area, operating extensive routes that connect the city with its surrounding suburbs.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasAirportTransitSystem Context triple: [ORD, hasAirportTransitSystem, O'Hare Airport Transit System]
-
A.
hasInternationalAirport
Indicates that a place possesses an airport that handles international flights and services cross-border air traffic.
-
B.
hasMajorAirport
Indicates that a location possesses at least one significant airport that serves as a primary hub for air travel in that area.
-
C.
hasRegionalAirport
Indicates that a place or region possesses or is served by a regional airport.
-
D.
hasCoreAirport
Indicates that one entity designates another entity as its primary or central airport within a given context or network.
-
E.
hubAirport
Indicates that an airport serves as a primary hub or central operating base for a particular airline or carrier.
- F. None of above. chosen
Provenance (7 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_69aed9569a4481908b6c1fcec2a11e21 |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69af04b009dc8190abda3f149a5b16fa |
completed | March 9, 2026, 5:34 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b58a08bb6881909bdd7643626e1a64 |
completed | March 14, 2026, 4:17 p.m. |
| NEDg | Description generation | batch_69b58a9497b88190a46afd8b1996fed9 |
completed | March 14, 2026, 4:19 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b58b26e4208190b4ec30a3b635194b |
completed | March 14, 2026, 4:21 p.m. |
| PD | Predicate disambiguation | batch_69af01935064819096b7619f42e164dd |
completed | March 9, 2026, 5:21 p.m. |
| PDg | Predicate description generation | batch_69af04af4e44819098a9d7f91e65adf2 |
completed | March 9, 2026, 5:34 p.m. |
Created at: March 9, 2026, 3:46 p.m.