Triple

T5280491
Position Surface form Disambiguated ID Type / Status
Subject Nebraska–South Dakota border E119482 entity
Predicate crossedBy P416 FINISHED
Object U.S. Route 81 Missouri River bridge near Yankton
The U.S. Route 81 Missouri River bridge near Yankton is a highway bridge that carries U.S. Route 81 across the Missouri River, connecting the states of Nebraska and South Dakota.
E509308 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: U.S. Route 81 Missouri River bridge near Yankton | Statement: [Nebraska–South Dakota border, crossedBy, U.S. Route 81 Missouri River bridge near Yankton]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: U.S. Route 81 Missouri River bridge near Yankton
Context triple: [Nebraska–South Dakota border, crossedBy, U.S. Route 81 Missouri River bridge near Yankton]
  • A. Missouri River bridge between Omaha and Council Bluffs
    The Missouri River bridge between Omaha and Council Bluffs is a key roadway span linking Omaha, Nebraska, and Council Bluffs, Iowa, across the Missouri River.
  • B. Centennial Bridge over the Missouri River
    The Centennial Bridge over the Missouri River is a major vehicular bridge connecting Leavenworth, Kansas, with communities across the river in Missouri, serving as an important regional transportation link.
  • C. I-80 bridge over Iowa River
    The I-80 bridge over the Iowa River is a highway bridge in Iowa that carries Interstate 80 across the Iowa River as part of a major east–west transportation corridor in the United States.
  • D. Veterans Memorial Bridge (between Fargo and Moorhead)
    The Veterans Memorial Bridge between Fargo and Moorhead is a major Red River crossing dedicated to honoring military veterans while connecting the twin cities of Fargo, North Dakota, and Moorhead, Minnesota.
  • E. Main Channel Bridge over the Mississippi River
    The Main Channel Bridge over the Mississippi River is a major highway bridge that carries traffic across the river at Winona, Minnesota, serving as a key regional transportation link.
  • 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: U.S. Route 81 Missouri River bridge near Yankton
Triple: [Nebraska–South Dakota border, crossedBy, U.S. Route 81 Missouri River bridge near Yankton]
Generated description
The U.S. Route 81 Missouri River bridge near Yankton is a highway bridge that carries U.S. Route 81 across the Missouri River, connecting the states of Nebraska and South Dakota.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: U.S. Route 81 Missouri River bridge near Yankton
Target entity description: The U.S. Route 81 Missouri River bridge near Yankton is a highway bridge that carries U.S. Route 81 across the Missouri River, connecting the states of Nebraska and South Dakota.
  • A. Missouri River bridge between Omaha and Council Bluffs
    The Missouri River bridge between Omaha and Council Bluffs is a key roadway span linking Omaha, Nebraska, and Council Bluffs, Iowa, across the Missouri River.
  • B. Centennial Bridge over the Missouri River
    The Centennial Bridge over the Missouri River is a major vehicular bridge connecting Leavenworth, Kansas, with communities across the river in Missouri, serving as an important regional transportation link.
  • C. I-80 bridge over Iowa River
    The I-80 bridge over the Iowa River is a highway bridge in Iowa that carries Interstate 80 across the Iowa River as part of a major east–west transportation corridor in the United States.
  • D. Veterans Memorial Bridge (between Fargo and Moorhead)
    The Veterans Memorial Bridge between Fargo and Moorhead is a major Red River crossing dedicated to honoring military veterans while connecting the twin cities of Fargo, North Dakota, and Moorhead, Minnesota.
  • E. Main Channel Bridge over the Mississippi River
    The Main Channel Bridge over the Mississippi River is a major highway bridge that carries traffic across the river at Winona, Minnesota, serving as a key regional transportation link.
  • 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_69bd446d05a8819092ad333a3f9c8d5c completed March 20, 2026, 12:58 p.m.
NER Named-entity recognition batch_69bd84c409248190a0154a660f58e096 completed March 20, 2026, 5:32 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf06dd56a08190a7cfef614e5990f4 completed March 21, 2026, 9 p.m.
NEDg Description generation batch_69bf08eb8a50819092df2f12679fbca0 completed March 21, 2026, 9:08 p.m.
NED2 Entity disambiguation (via description) batch_69bf0cd1307481909a60298929af7699 completed March 21, 2026, 9:25 p.m.
Created at: March 20, 2026, 1:52 p.m.