Triple
T20698817
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | St. Louis Gateway Transportation Center |
E508722
|
entity |
| Predicate | fareZone |
P844
|
FINISHED |
| Object | Metro fare system zone (St. Louis) |
—
|
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: Metro fare system zone (St. Louis) | Statement: [St. Louis Gateway Transportation Center, fareZone, Metro fare system zone (St. Louis)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Metro fare system zone (St. Louis) Context triple: [St. Louis Gateway Transportation Center, fareZone, Metro fare system zone (St. Louis)]
-
A.
Metra fare zones
Metra fare zones are a distance-based pricing system used by the Chicago-area Metra commuter rail network to determine ticket costs between stations.
-
B.
SL fare system
The SL fare system is Stockholm’s integrated public transport ticketing scheme that allows passengers to use a unified range of tickets and travel cards across buses, metro, commuter trains, and other regional services.
-
C.
Metro Transit (St. Louis)
Metro Transit (St. Louis) is the public transportation system serving the St. Louis metropolitan area, providing bus, light rail, and paratransit services.
-
D.
MARC fare system
The MARC fare system is the ticketing and pricing structure used by Maryland's MARC commuter rail service for travel across its network.
-
E.
MARTA Breeze fare system
The MARTA Breeze fare system is the electronic ticketing and payment platform used by Atlanta’s public transit network, enabling riders to pay fares via smart cards and mobile devices.
- 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: Metro fare system zone (St. Louis) Target entity description: The Metro fare system zone in St. Louis is a designated transit pricing area used to determine fares for passengers traveling on the city’s Metro public transportation network.
-
A.
Metra fare zones
Metra fare zones are a distance-based pricing system used by the Chicago-area Metra commuter rail network to determine ticket costs between stations.
-
B.
SL fare system
The SL fare system is Stockholm’s integrated public transport ticketing scheme that allows passengers to use a unified range of tickets and travel cards across buses, metro, commuter trains, and other regional services.
-
C.
Metro Transit (St. Louis)
Metro Transit (St. Louis) is the public transportation system serving the St. Louis metropolitan area, providing bus, light rail, and paratransit services.
-
D.
MARC fare system
The MARC fare system is the ticketing and pricing structure used by Maryland's MARC commuter rail service for travel across its network.
-
E.
MARTA Breeze fare system
The MARTA Breeze fare system is the electronic ticketing and payment platform used by Atlanta’s public transit network, enabling riders to pay fares via smart cards and mobile devices.
- 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_69e0b4c2b2a481909e31e9cb8f81ab55 |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e6c113e4cc8190aabc11e3f2530e32 |
completed | April 21, 2026, 12:13 a.m. |
Created at: April 16, 2026, 12:11 p.m.