Triple

T11485954
Position Surface form Disambiguated ID Type / Status
Subject Ottumwa, Iowa E272276 entity
Predicate hasRiverCrossing P1970 FINISHED
Object Market Street Bridge
Market Street Bridge is a notable roadway bridge in Ottumwa, Iowa, that carries traffic across the Des Moines River near the city’s downtown.
E1000317 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: Market Street Bridge | Statement: [Ottumwa, Iowa, hasRiverCrossing, Market Street Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Market Street Bridge
Context triple: [Ottumwa, Iowa, hasRiverCrossing, Market Street Bridge]
  • A. Market Street Bridge
    The Market Street Bridge is a historic steel truss bridge spanning the Ohio River, connecting Steubenville, Ohio, with neighboring communities in West Virginia.
  • B. Market Street Bridge
    The Market Street Bridge is a historic multi-span bridge in Harrisburg, Pennsylvania, that carries Market Street across the Susquehanna River and serves as a key connection between the city and its western suburbs.
  • C. Market Street Bridge
    Market Street Bridge is a key vehicular and pedestrian bridge in Williamsport, Pennsylvania, that spans the West Branch Susquehanna River and connects the city to surrounding communities.
  • D. Fremont Bridge
    The Fremont Bridge is a historic double-leaf bascule drawbridge in Seattle, Washington, known for its distinctive blue-and-orange paint and frequent openings to accommodate boat traffic.
  • E. Fremont Bridge
    The Fremont Bridge is a prominent tied-arch freeway bridge in Portland, Oregon, known for carrying Interstate 405 across the Willamette River and being one of the city's most recognizable landmarks.
  • 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: Market Street Bridge
Triple: [Ottumwa, Iowa, hasRiverCrossing, Market Street Bridge]
Generated description
Market Street Bridge is a notable roadway bridge in Ottumwa, Iowa, that carries traffic across the Des Moines River near the city’s downtown.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Market Street Bridge
Target entity description: Market Street Bridge is a notable roadway bridge in Ottumwa, Iowa, that carries traffic across the Des Moines River near the city’s downtown.
  • A. Market Street Bridge
    The Market Street Bridge is a historic steel truss bridge spanning the Ohio River, connecting Steubenville, Ohio, with neighboring communities in West Virginia.
  • B. Market Street Bridge
    Market Street Bridge is a key vehicular and pedestrian bridge in Williamsport, Pennsylvania, that spans the West Branch Susquehanna River and connects the city to surrounding communities.
  • C. Market Street Bridge
    The Market Street Bridge is a historic multi-span bridge in Harrisburg, Pennsylvania, that carries Market Street across the Susquehanna River and serves as a key connection between the city and its western suburbs.
  • D. Fremont Bridge
    The Fremont Bridge is a historic double-leaf bascule drawbridge in Seattle, Washington, known for its distinctive blue-and-orange paint and frequent openings to accommodate boat traffic.
  • E. Fremont Bridge
    The Fremont Bridge is a prominent tied-arch freeway bridge in Portland, Oregon, known for carrying Interstate 405 across the Willamette River and being one of the city's most recognizable landmarks.
  • 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_69d6aae1b09881909ce2ded3fa0c14fa completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d85a1fc9688190aacc2eed64229b79 completed April 10, 2026, 2:02 a.m.
NED1 Entity disambiguation (via context triple) batch_69f67c5a9dc881909b695f7e87dfcdf6 completed May 2, 2026, 10:36 p.m.
NEDg Description generation batch_69f67db4dd2081909a238e368645e899 completed May 2, 2026, 10:41 p.m.
NED2 Entity disambiguation (via description) batch_69f67ececce8819080335e67bd747057 completed May 2, 2026, 10:46 p.m.
Created at: April 8, 2026, 9:36 p.m.