Triple
T17403327
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | West Oakland station |
E423150
|
entity |
| Predicate | followingStationDirectionEast |
P75157
|
FINISHED |
| Object | MacArthur station |
—
|
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: MacArthur station | Statement: [West Oakland station, followingStationDirectionEast, MacArthur station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MacArthur station Context triple: [West Oakland station, followingStationDirectionEast, MacArthur station]
-
A.
MacArthur station
chosen
MacArthur station is a major Bay Area Rapid Transit (BART) hub in Oakland, California, serving as a key transfer point between multiple lines in the system.
-
B.
MacArthur Square station
MacArthur Square station is a light rail transit station in downtown Norfolk, Virginia, serving the city's Tide light rail system and nearby attractions such as MacArthur Center.
-
C.
Formosa Boulevard Station
Formosa Boulevard Station is a major Kaohsiung MRT hub in Taiwan, renowned for its striking “Dome of Light” public art installation.
-
D.
Midway station
Midway station is a Chicago Transit Authority rapid transit stop on the Orange Line that serves Chicago Midway International Airport.
-
E.
Bayside Station
Bayside Station is a monorail stop on Tokyo Disney Resort’s Disney Resort Line serving nearby hotels and resort facilities.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: followingStationDirectionEast Context triple: [West Oakland station, followingStationDirectionEast, MacArthur station]
-
A.
nextStationEast
chosen
Indicates that one station is the immediate next station to the east of another station along a route or line.
-
B.
adjacentStationNorth
Indicates that one station is directly adjacent to another station to its north.
-
C.
adjacentStationWest
Indicates that one station is immediately to the west of another station in a spatial or network layout.
-
D.
adjacentStationTowardsSouth
Indicates that one station is directly next to another in the southward direction along a route or line.
-
E.
adjacentStationSouth
Indicates that one station is directly to the south of another station, with no other station in between.
- F. None of above.
Provenance (3 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_69d889d7d27c819088486ce3f0627fa1 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e43b051cc48190872278ee0b52240d |
completed | April 19, 2026, 2:16 a.m. |
| PD | Predicate disambiguation | batch_69e3b02e6cc88190986e85e64ce9383e |
completed | April 18, 2026, 4:24 p.m. |
Created at: April 10, 2026, 5:45 a.m.