Triple

T12049345
Position Surface form Disambiguated ID Type / Status
Subject Mendenhall River E286873 entity
Predicate hasBridge P386 FINISHED
Object Back Loop Road bridge
Back Loop Road bridge is a roadway bridge spanning the Mendenhall River in Juneau, Alaska, providing a key local transportation crossing.
E998125 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: Back Loop Road bridge | Statement: [Mendenhall River, hasBridge, Back Loop Road bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Back Loop Road bridge
Context triple: [Mendenhall River, hasBridge, Back Loop Road bridge]
  • A. Sylvan Avenue Bridge
    Sylvan Avenue Bridge is a major roadway bridge in Dallas, Texas, carrying Sylvan Avenue over the Trinity River as part of the city’s river-crossing infrastructure.
  • B. Sullivans Creek Road bridge
    Sullivans Creek Road bridge is a roadway bridge that carries vehicular traffic across Sullivans Creek in the Australian Capital Territory.
  • C. Northside Drive bridge
    The Northside Drive bridge is a roadway bridge in Atlanta, Georgia, that carries Northside Drive over Peachtree Creek as part of a major north–south traffic corridor.
  • D. Cameron Avenue Bridge
    Cameron Avenue Bridge is a vehicular and pedestrian bridge in La Crosse, Wisconsin, that spans the Mississippi River as part of the city’s river-crossing infrastructure.
  • E. Pennybacker Bridge
    Pennybacker Bridge is an iconic arched steel bridge in Austin, Texas, known for its scenic views and distinctive design spanning the Colorado River.
  • 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: Back Loop Road bridge
Triple: [Mendenhall River, hasBridge, Back Loop Road bridge]
Generated description
Back Loop Road bridge is a roadway bridge spanning the Mendenhall River in Juneau, Alaska, providing a key local transportation crossing.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Back Loop Road bridge
Target entity description: Back Loop Road bridge is a roadway bridge spanning the Mendenhall River in Juneau, Alaska, providing a key local transportation crossing.
  • A. Sylvan Avenue Bridge
    Sylvan Avenue Bridge is a major roadway bridge in Dallas, Texas, carrying Sylvan Avenue over the Trinity River as part of the city’s river-crossing infrastructure.
  • B. Sullivans Creek Road bridge
    Sullivans Creek Road bridge is a roadway bridge that carries vehicular traffic across Sullivans Creek in the Australian Capital Territory.
  • C. Northside Drive bridge
    The Northside Drive bridge is a roadway bridge in Atlanta, Georgia, that carries Northside Drive over Peachtree Creek as part of a major north–south traffic corridor.
  • D. Cameron Avenue Bridge
    Cameron Avenue Bridge is a vehicular and pedestrian bridge in La Crosse, Wisconsin, that spans the Mississippi River as part of the city’s river-crossing infrastructure.
  • E. Pennybacker Bridge
    Pennybacker Bridge is an iconic arched steel bridge in Austin, Texas, known for its scenic views and distinctive design spanning the Colorado River.
  • 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_69d6ab4780948190bdb9f7620c2ac27e completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d904227958819084dbd5eb2566c735 completed April 10, 2026, 2:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6717c2d848190b702470e6bcead2d completed May 2, 2026, 9:49 p.m.
NEDg Description generation batch_69f675bd9e2c8190920e286cc07b7e46 completed May 2, 2026, 10:07 p.m.
NED2 Entity disambiguation (via description) batch_69f6768236748190928aa8b8f500b49d completed May 2, 2026, 10:11 p.m.
Created at: April 8, 2026, 9:47 p.m.