Triple

T5614665
Position Surface form Disambiguated ID Type / Status
Subject Cape Breton Highlands National Park E147446 entity
Predicate hasTrail P3625 FINISHED
Object Middle Head Trail
Middle Head Trail is a scenic coastal hiking path in Cape Breton Highlands National Park, known for its ocean views, rugged cliffs, and panoramic vistas of the Atlantic.
 E540590 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Middle Head Trail | Statement: [Cape Breton Highlands National Park, hasTrail, Middle Head Trail]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Middle Head Trail
Context triple: [Cape Breton Highlands National Park, hasTrail, Middle Head Trail]
  • A. Lion Head Trail
    Lion Head Trail is a popular and steep hiking route on New Hampshire’s Mount Washington, known for its rugged terrain and scenic alpine views.
  • B. Greenstone Ridge Trail
    Greenstone Ridge Trail is a long-distance hiking route that traverses the forested spine of Isle Royale, offering remote wilderness scenery and views of Lake Superior.
  • C. High Pines Trail
    High Pines Trail is a hiking route in Bon Echo Provincial Park known for its forested terrain and scenic views of the surrounding landscape.
  • D. Ridge Trail
    Ridge Trail is a popular hiking route in Portland’s Forest Park known for its forested scenery and connections to the park’s extensive trail network.
  • E. Falls Trail
    Falls Trail is a popular hiking route in Bandelier National Monument known for its scenic canyon views and access to waterfalls along the Frijoles Creek.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Middle Head Trail
Target entity description: Middle Head Trail is a scenic coastal hiking path in Cape Breton Highlands National Park, known for its ocean views, rugged cliffs, and panoramic vistas of the Atlantic.
  • A. Lion Head Trail
    Lion Head Trail is a popular and steep hiking route on New Hampshire’s Mount Washington, known for its rugged terrain and scenic alpine views.
  • B. Greenstone Ridge Trail
    Greenstone Ridge Trail is a long-distance hiking route that traverses the forested spine of Isle Royale, offering remote wilderness scenery and views of Lake Superior.
  • C. High Pines Trail
    High Pines Trail is a hiking route in Bon Echo Provincial Park known for its forested terrain and scenic views of the surrounding landscape.
  • D. Ridge Trail
    Ridge Trail is a popular hiking route in Portland’s Forest Park known for its forested scenery and connections to the park’s extensive trail network.
  • E. Falls Trail
    Falls Trail is a popular hiking route in Bandelier National Monument known for its scenic canyon views and access to waterfalls along the Frijoles Creek.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

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: Middle Head Trail
Triple: [Cape Breton Highlands National Park, hasTrail, Middle Head Trail]
Generated description
Middle Head Trail is a scenic coastal hiking path in Cape Breton Highlands National Park, known for its ocean views, rugged cliffs, and panoramic vistas of the Atlantic.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69c00905d4588190bd967842bbcf2219 elicitation completed
NER batch_69c02123fa9081909086c9cce3f3e907 ner completed
NED1 batch_69c05a0ab9cc8190a01c5309e6cfc598 ned_source_triple completed
NED2 batch_69c05c7a03948190b38e2dfcb04fd93e ned_description completed
NEDg batch_69c05bb6a334819094cff84f16f5285c nedg completed
Created at: March 22, 2026, 3:39 p.m.