Triple

T216853
Position Surface form Disambiguated ID Type / Status
Subject Juneau E4123 entity
Predicate nearbyFeature P2064 FINISHED
Object Mendenhall Glacier
Mendenhall Glacier is a 13-mile-long valley glacier in the Tongass National Forest of southeast Alaska, renowned for its striking blue ice, accessible visitor center, and dramatic retreat due to climate change.
E31099 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: Mendenhall Glacier | Statement: [Juneau, nearbyFeature, Mendenhall Glacier]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mendenhall Glacier
Context triple: [Juneau, nearbyFeature, Mendenhall Glacier]
  • A. Miage Glacier
    Miage Glacier is a large valley glacier on the Italian side of the Mont Blanc massif, notable for its extensive debris-covered surface.
  • B. Bionnassay Glacier
    Bionnassay Glacier is a prominent alpine glacier on the western flank of the Mont Blanc massif in the French Alps.
  • C. Vernal Fall
    Vernal Fall is a prominent and picturesque waterfall on the Merced River in Yosemite National Park, renowned for its powerful flow and popular hiking access via the Mist Trail.
  • D. Mer de Glace
    Mer de Glace is the largest glacier in France, flowing down the northern slopes of the Mont Blanc massif in the French Alps and serving as a major tourist attraction near Chamonix.
  • E. Chugach Mountains
    The Chugach Mountains are a rugged coastal mountain range in south-central Alaska known for their extensive glaciers, heavy snowfall, and dramatic peaks rising directly from the sea.
  • 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: Mendenhall Glacier
Triple: [Juneau, nearbyFeature, Mendenhall Glacier]
Generated description
Mendenhall Glacier is a 13-mile-long valley glacier in the Tongass National Forest of southeast Alaska, renowned for its striking blue ice, accessible visitor center, and dramatic retreat due to climate change.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mendenhall Glacier
Target entity description: Mendenhall Glacier is a 13-mile-long valley glacier in the Tongass National Forest of southeast Alaska, renowned for its striking blue ice, accessible visitor center, and dramatic retreat due to climate change.
  • A. Miage Glacier
    Miage Glacier is a large valley glacier on the Italian side of the Mont Blanc massif, notable for its extensive debris-covered surface.
  • B. Bionnassay Glacier
    Bionnassay Glacier is a prominent alpine glacier on the western flank of the Mont Blanc massif in the French Alps.
  • C. Vernal Fall
    Vernal Fall is a prominent and picturesque waterfall on the Merced River in Yosemite National Park, renowned for its powerful flow and popular hiking access via the Mist Trail.
  • D. Mer de Glace
    Mer de Glace is the largest glacier in France, flowing down the northern slopes of the Mont Blanc massif in the French Alps and serving as a major tourist attraction near Chamonix.
  • E. Chugach Mountains
    The Chugach Mountains are a rugged coastal mountain range in south-central Alaska known for their extensive glaciers, heavy snowfall, and dramatic peaks rising directly from the sea.
  • F. None of above. chosen

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_69a2573508588190b522c2476d91acfe completed Feb. 28, 2026, 2:47 a.m.
NER Named-entity recognition batch_69a25c4edfa081909fe97c86c3c7801d completed Feb. 28, 2026, 3:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69a3695b4f648190969ed240f1597866 completed Feb. 28, 2026, 10:16 p.m.
NEDg Description generation batch_69a369ec7d4481909dcdb53082806239 completed Feb. 28, 2026, 10:19 p.m.
NED2 Entity disambiguation (via description) batch_69a36a6714208190bf021994a84d0163 completed Feb. 28, 2026, 10:21 p.m.
Created at: Feb. 28, 2026, 2:53 a.m.