Triple
T17636731
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | State Route 99 |
E430113
|
entity |
| Predicate | notableStructureOnRoute |
P10970
|
FINISHED |
| Object | State Route 99 Tunnel under downtown Seattle |
—
|
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: State Route 99 Tunnel under downtown Seattle | Statement: [State Route 99, notableStructureOnRoute, State Route 99 Tunnel under downtown Seattle]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: State Route 99 Tunnel under downtown Seattle Context triple: [State Route 99, notableStructureOnRoute, State Route 99 Tunnel under downtown Seattle]
-
A.
Downtown Seattle Transit Tunnel
The Downtown Seattle Transit Tunnel is a former dual-use bus and light rail tunnel running beneath central Seattle that served as a major rapid transit corridor through the city’s downtown.
-
B.
Alaskan Way Viaduct
The Alaskan Way Viaduct was an elevated highway along Seattle’s waterfront that carried a section of State Route 99 before being demolished due to seismic vulnerability and replaced by a tunnel.
-
C.
Fourth Street Viaduct
The Fourth Street Viaduct is a historic bridge in Los Angeles that carries Fourth Street over the Los Angeles River, forming part of the city’s iconic river viaduct system.
-
D.
State Route 99 Tunnel
chosen
The State Route 99 Tunnel is a major underground highway tunnel in Seattle that replaced the Alaskan Way Viaduct to carry traffic along the State Route 99 corridor.
-
E.
Redmond Central Connector
Redmond Central Connector is an urban trail and linear park in Redmond, Washington, built along a former rail corridor to link regional bike and pedestrian routes with the city’s downtown and public spaces.
- 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: notableStructureOnRoute Context triple: [State Route 99, notableStructureOnRoute, State Route 99 Tunnel under downtown Seattle]
-
A.
notableRouteFeature
chosen
Indicates that a route is associated with a distinctive or significant feature, such as a landmark, characteristic terrain, or other notable aspect along its path.
-
B.
notablePlace
Indicates that a place is especially significant, famous, or noteworthy in relation to the subject.
-
C.
notableRouteType
Indicates that a route is particularly significant or well-known for a specific type or category (e.g., scenic, historic, commercial).
-
D.
notableLocationFeature
Indicates that a location is characterized or distinguished by a particular notable physical or contextual feature.
-
E.
notableSpot
Indicates that a location is recognized as a significant or noteworthy place in some context.
- 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_69d889e37f308190a6aa0a69daff86c7 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e46de1e0888190a3c8bbd451aed2fb |
completed | April 19, 2026, 5:53 a.m. |
| PD | Predicate disambiguation | batch_69e3cddc87188190ac2f049b86038676 |
completed | April 18, 2026, 6:30 p.m. |
Created at: April 10, 2026, 5:52 a.m.