Triple

T10520437
Position Surface form Disambiguated ID Type / Status
Subject Frederick W. Lander E248152 entity
Predicate notableWork P4 FINISHED
Object Lander Cutoff of the Oregon Trail
The Lander Cutoff of the Oregon Trail was a shorter, federally funded wagon road surveyed by engineer Frederick W. Lander in the 1850s to provide emigrants a safer and more efficient route across the Rocky Mountains.
E868564 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: Lander Cutoff of the Oregon Trail | Statement: [Frederick W. Lander, notableWork, Lander Cutoff of the Oregon Trail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lander Cutoff of the Oregon Trail
Context triple: [Frederick W. Lander, notableWork, Lander Cutoff of the Oregon Trail]
  • A. Oregon Trail
    The Oregon Trail was a historic 19th-century overland route that pioneers used to migrate by wagon from the Missouri River to the western United States, especially Oregon.
  • B. Hastings Cutoff
    Hastings Cutoff was a poorly scouted overland shortcut proposed by Lansford Hastings that significantly delayed and imperiled westward emigrant wagon trains, most notoriously the Donner Party.
  • C. The Utah Trail
    The Utah Trail is a 1938 American Western film starring Tex Ritter, known for its singing cowboy action and frontier adventure themes.
  • D. Pioneer Express Trail
    The Pioneer Express Trail is a scenic multi-use trail in Northern California that follows the historic route of early settlers along the shores of Folsom Lake and through the Sierra foothills.
  • E. Southern Emigrant Trail
    The Southern Emigrant Trail was a major 19th-century overland route used by American migrants traveling to California through the desert Southwest, particularly during the Gold Rush era.
  • 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: Lander Cutoff of the Oregon Trail
Triple: [Frederick W. Lander, notableWork, Lander Cutoff of the Oregon Trail]
Generated description
The Lander Cutoff of the Oregon Trail was a shorter, federally funded wagon road surveyed by engineer Frederick W. Lander in the 1850s to provide emigrants a safer and more efficient route across the Rocky Mountains.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lander Cutoff of the Oregon Trail
Target entity description: The Lander Cutoff of the Oregon Trail was a shorter, federally funded wagon road surveyed by engineer Frederick W. Lander in the 1850s to provide emigrants a safer and more efficient route across the Rocky Mountains.
  • A. Oregon Trail
    The Oregon Trail was a historic 19th-century overland route that pioneers used to migrate by wagon from the Missouri River to the western United States, especially Oregon.
  • B. Hastings Cutoff
    Hastings Cutoff was a poorly scouted overland shortcut proposed by Lansford Hastings that significantly delayed and imperiled westward emigrant wagon trains, most notoriously the Donner Party.
  • C. The Utah Trail
    The Utah Trail is a 1938 American Western film starring Tex Ritter, known for its singing cowboy action and frontier adventure themes.
  • D. Pioneer Express Trail
    The Pioneer Express Trail is a scenic multi-use trail in Northern California that follows the historic route of early settlers along the shores of Folsom Lake and through the Sierra foothills.
  • E. Southern Emigrant Trail
    The Southern Emigrant Trail was a major 19th-century overland route used by American migrants traveling to California through the desert Southwest, particularly during the Gold Rush era.
  • 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_69d381c4aa948190942e1d803143fb0e completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d509de0b3081909bec337aa8ff193e completed April 7, 2026, 1:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69d90e063e948190b2f7cbae05d9ea61 completed April 10, 2026, 2:49 p.m.
NEDg Description generation batch_69d9107dc8448190998c4044f68a775e completed April 10, 2026, 3 p.m.
NED2 Entity disambiguation (via description) batch_69d911e7d2dc8190a67b2513607fdf98 completed April 10, 2026, 3:06 p.m.
Created at: April 6, 2026, 12:28 p.m.