Triple

T12952285
Position Surface form Disambiguated ID Type / Status
Subject Matanuska Valley E309919 entity
Predicate partOfRegion P285 FINISHED
Object Matanuska-Susitna Valley
Matanuska-Susitna Valley is a broad, glacier-carved region in south-central Alaska known for its scenic mountains, rivers, and agricultural communities north of Anchorage.
 E309919 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: Matanuska-Susitna Valley | Statement: [Matanuska Valley, partOfRegion, Matanuska-Susitna Valley]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Matanuska-Susitna Valley
Context triple: [Matanuska Valley, partOfRegion, Matanuska-Susitna Valley]
  • A. Matanuska Valley
    Matanuska Valley is a fertile agricultural region in south-central Alaska known for its dramatic glacial landscapes and large, fast-growing produce.
  • B. Susitna Valley
    Susitna Valley is a scenic region in south-central Alaska known for its rivers, wilderness landscapes, and views of Denali.
  • C. Matanuska Glacier
    Matanuska Glacier is a large, easily accessible valley glacier in south-central Alaska, popular for its striking ice formations and guided glacier hikes.
  • D. South Naknek
    South Naknek is a small rural community in southwestern Alaska located along the Naknek River in the Bristol Bay region, known for its commercial fishing and remote setting.
  • E. Kenai
    Kenai is a songwriter best known for co-writing the hit song "Chantaje."
  • 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: Matanuska-Susitna Valley
Triple: [Matanuska Valley, partOfRegion, Matanuska-Susitna Valley]
Generated description
Matanuska-Susitna Valley is a broad, glacier-carved region in south-central Alaska known for its scenic mountains, rivers, and agricultural communities north of Anchorage.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Matanuska-Susitna Valley
Target entity description: Matanuska-Susitna Valley is a broad, glacier-carved region in south-central Alaska known for its scenic mountains, rivers, and agricultural communities north of Anchorage.
  • A. Matanuska Valley chosen
    Matanuska Valley is a fertile agricultural region in south-central Alaska known for its dramatic glacial landscapes and large, fast-growing produce.
  • B. Susitna Valley
    Susitna Valley is a scenic region in south-central Alaska known for its rivers, wilderness landscapes, and views of Denali.
  • C. Matanuska Glacier
    Matanuska Glacier is a large, easily accessible valley glacier in south-central Alaska, popular for its striking ice formations and guided glacier hikes.
  • D. South Naknek
    South Naknek is a small rural community in southwestern Alaska located along the Naknek River in the Bristol Bay region, known for its commercial fishing and remote setting.
  • E. Kenai
    Kenai is a songwriter best known for co-writing the hit song "Chantaje."
  • 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_69d7bdfb57a88190836b743e2825feca completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d97e1edcdc8190a702c2a5ea58cc67 completed April 10, 2026, 10:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6c0f0b4c08190a6cb0a098ca6d67b completed May 3, 2026, 3:28 a.m.
NEDg Description generation batch_69f6c2d8f2f08190a4c3f57dd6f49940 completed May 3, 2026, 3:36 a.m.
NED2 Entity disambiguation (via description) batch_69f6c34b9ec08190bb29458b6f43c388 completed May 3, 2026, 3:38 a.m.
Created at: April 9, 2026, 5:43 p.m.