Triple
T10032660
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sound Transit 2 |
E204887
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object |
Sound Transit capital program
The Sound Transit capital program is a long-term infrastructure initiative that funds and delivers major expansions and improvements to the Seattle region’s light rail, commuter rail, and bus rapid transit systems.
|
E40468
|
NE FINISHED |
How this triple was built (4 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 capital program | Statement: [Sound Transit 2, partOf, Sound Transit capital program]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sound Transit capital program Context triple: [Sound Transit 2, partOf, Sound Transit capital program]
-
A.
Sound Transit
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 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.
-
C.
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.
-
D.
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.
-
E.
Sound Transit Board of Directors
The Sound Transit Board of Directors is the policy-making and oversight body that directs planning, funding, and operation of the regional transit system serving the Seattle metropolitan area.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Sound Transit capital program Triple: [Sound Transit 2, partOf, Sound Transit capital program]
Generated description
The Sound Transit capital program is a long-term infrastructure initiative that funds and delivers major expansions and improvements to the Seattle region’s light rail, commuter rail, and bus rapid transit systems.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sound Transit capital program Target entity description: The Sound Transit capital program is a long-term infrastructure initiative that funds and delivers major expansions and improvements to the Seattle region’s light rail, commuter rail, and bus rapid transit systems.
-
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 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.
-
C.
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.
-
D.
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.
-
E.
Sound Transit Board of Directors
The Sound Transit Board of Directors is the policy-making and oversight body that directs planning, funding, and operation of the regional transit system serving the Seattle metropolitan area.
- F. None of above.
Provenance (5 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_69ca834d77188190ad645e33e8ca3200 |
completed | March 30, 2026, 2:06 p.m. |
| NER | Named-entity recognition | batch_69cdce47845c8190ab5696267fdedcad |
completed | April 2, 2026, 2:02 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d282478578819085ca00fe140bb6c1 |
completed | April 5, 2026, 3:39 p.m. |
| NEDg | Description generation | batch_69d283c516708190b3a1c363841787fc |
completed | April 5, 2026, 3:46 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d284956730819099e5cd918e722fd8 |
completed | April 5, 2026, 3:49 p.m. |
Created at: March 30, 2026, 8:54 p.m.