TriMet Zone 1
E94675
TriMet Zone 1 was a former central fare zone in Portland’s public transit system that included areas such as the Lloyd District.
All labels observed (3)
| Label | Occurrences |
|---|---|
| TriMet fare zone system (historical) | 2 |
| TriMet (historical zones, now flat fare) | 1 |
| TriMet Zone 1 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T712139 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: TriMet Zone 1 Context triple: [Lloyd Center/NE 11th Ave, hasFormerFareZone, TriMet Zone 1]
-
A.
TriMet
TriMet is the regional public transportation agency serving the Portland, Oregon metropolitan area, operating buses, light rail, and commuter rail services.
-
B.
Beaverton Transit Center
Beaverton Transit Center is a major public transportation hub in Beaverton, Oregon, serving as an interchange point for light rail and multiple bus lines in the Portland metropolitan area.
-
C.
Metro Transit
Metro Transit is the primary public transportation agency for the Minneapolis–Saint Paul metropolitan area, operating buses, light rail, and commuter rail services.
-
D.
Sound Transit Link light rail
Sound Transit Link light rail is a regional rapid transit system serving Seattle and surrounding communities with frequent, high-capacity train service.
-
E.
Pioneer Courthouse/Southwest 6th Avenue MAX station
Pioneer Courthouse/Southwest 6th Avenue MAX station is a light rail stop in downtown Portland, Oregon, serving multiple MAX lines near the historic Pioneer Courthouse and Pioneer Courthouse Square.
- 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: TriMet Zone 1 Target entity description: TriMet Zone 1 was a former central fare zone in Portland’s public transit system that included areas such as the Lloyd District.
-
A.
TriMet
TriMet is the regional public transportation agency serving the Portland, Oregon metropolitan area, operating buses, light rail, and commuter rail services.
-
B.
Beaverton Transit Center
Beaverton Transit Center is a major public transportation hub in Beaverton, Oregon, serving as an interchange point for light rail and multiple bus lines in the Portland metropolitan area.
-
C.
Metro Transit
Metro Transit is the primary public transportation agency for the Minneapolis–Saint Paul metropolitan area, operating buses, light rail, and commuter rail services.
-
D.
Sound Transit Link light rail
Sound Transit Link light rail is a regional rapid transit system serving Seattle and surrounding communities with frequent, high-capacity train service.
-
E.
Pioneer Courthouse/Southwest 6th Avenue MAX station
Pioneer Courthouse/Southwest 6th Avenue MAX station is a light rail stop in downtown Portland, Oregon, serving multiple MAX lines near the historic Pioneer Courthouse and Pioneer Courthouse Square.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
fare zone
ⓘ
public transit fare zone ⓘ |
| appliesTo | TriMet ⓘ |
| centralArea | yes ⓘ |
| fareDifferentiation |
central zone pricing
ⓘ
shorter-distance trips ⓘ |
| fareMedium |
All-Zone passes
ⓘ
annual passes ⓘ monthly passes ⓘ paper tickets ⓘ passes ⓘ transfers ⓘ |
| farePolicyRole |
determining pass prices
ⓘ
determining ticket prices ⓘ |
| fareStructureType | zone-based fare system ⓘ |
| fareSystemChange | replaced by flat fare system ⓘ |
| fareZoneHierarchyPosition | innermost zone ⓘ |
| fareZoneNumber | 1 ⓘ |
| fareZoneType | core zone ⓘ |
| fareZoneUsage | calculation of multi-zone fares ⓘ |
| includedArea | Lloyd District ⓘ |
| locatedIn |
Portland, Oregon
ⓘ
linked to:
Portland, Oregon, United States
United States ⓘ
linked to:
United States of America
|
| operator | TriMet ⓘ |
| partOf | TriMet fare system ⓘ |
| serviceAreaContext | Portland metropolitan area ⓘ |
| status | former ⓘ |
| usedFor |
MAX Light Rail fares
ⓘ
Portland Streetcar fares ⓘ bus fares ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: TriMet Zone 1 Description of subject: TriMet Zone 1 was a former central fare zone in Portland’s public transit system that included areas such as the Lloyd District.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: TriMet Zone 1
linked to: TriMet Zone 1
linked to: TriMet Zone 1