Triple
T6675922
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mercer Island |
E151850
|
entity |
| Predicate | hasPublicTransit |
P522
|
FINISHED |
| Object | Sound Transit Express |
E40468
|
NE FINISHED |
How this triple was built (2 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: Sound Transit Express | Statement: [Mercer Island, hasPublicTransit, Sound Transit Express]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sound Transit Express Context triple: [Mercer Island, hasPublicTransit, Sound Transit Express]
-
A.
Sound Transit
chosen
Sound Transit is the regional public transit agency that plans, builds, and operates light rail, commuter rail, and express bus services in the greater Puget Sound area of Washington State.
-
B.
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.
-
C.
RapidRide
RapidRide is King County Metro’s network of frequent, limited-stop bus rapid transit-style routes serving major corridors in the Seattle metropolitan area.
-
D.
Sound Transit 3
Sound Transit 3 is a major regional transit expansion plan in the Seattle metropolitan area that funds and builds new light rail, bus rapid transit, and commuter rail projects over several decades.
-
E.
Sound Transit 2
Sound Transit 2 is a major expansion plan for the Seattle-area regional transit system, funding and guiding the build-out of additional light rail, commuter rail, and bus services across the Puget Sound region.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69c687f830bc81909eb8b04dbb8450b1 |
completed | March 27, 2026, 1:36 p.m. |
| NER | Named-entity recognition | batch_69c6b0f3021481908c2599349eb6ea07 |
completed | March 27, 2026, 4:31 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c6f7a57bd88190a423ff7d2139aa51 |
completed | March 27, 2026, 9:33 p.m. |
Created at: March 27, 2026, 2:03 p.m.