Triple

T19975343
Position Surface form Disambiguated ID Type / Status
Subject Hannibal and St. Joseph Railroad E493675 entity
Predicate connectedTo P37 FINISHED
Object Mississippi River at Hannibal
The Mississippi River at Hannibal is a historically significant stretch of the river in Missouri, known for its role in 19th-century transportation and its association with Mark Twain’s boyhood town.
E1404286 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: Mississippi River at Hannibal | Statement: [Hannibal and St. Joseph Railroad, connectedTo, Mississippi River at Hannibal]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mississippi River at Hannibal
Context triple: [Hannibal and St. Joseph Railroad, connectedTo, Mississippi River at Hannibal]
  • A. Mississippi River at Memphis
    The Mississippi River at Memphis is a major stretch of the river where it flows past downtown Memphis, Tennessee, serving as a key commercial waterway and iconic natural landmark of the region.
  • B. Mississippi River navigation route
    The Mississippi River navigation route is a major inland waterway system that supports extensive commercial shipping and transportation through the central United States.
  • C. Mississippi River at St. Louis, Missouri
    The Mississippi River at St. Louis, Missouri is a major stretch of the Mississippi where it flows past the city of St. Louis and receives the waters of the Missouri River, forming one of North America’s most significant river confluences.
  • D. Mississippi River at New Orleans
    The Mississippi River at New Orleans is a major lower Mississippi waterway segment flowing past the city’s historic riverfront and spanned by key crossings such as the Crescent City Connection.
  • E. Pearl of the Mississippi
    Pearl of the Mississippi is a historic nickname for Muscatine, Iowa, reflecting its prominence along the Mississippi River and its once-thriving pearl button industry.
  • 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: Mississippi River at Hannibal
Triple: [Hannibal and St. Joseph Railroad, connectedTo, Mississippi River at Hannibal]
Generated description
The Mississippi River at Hannibal is a historically significant stretch of the river in Missouri, known for its role in 19th-century transportation and its association with Mark Twain’s boyhood town.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mississippi River at Hannibal
Target entity description: The Mississippi River at Hannibal is a historically significant stretch of the river in Missouri, known for its role in 19th-century transportation and its association with Mark Twain’s boyhood town.
  • A. Mississippi River at Memphis
    The Mississippi River at Memphis is a major stretch of the river where it flows past downtown Memphis, Tennessee, serving as a key commercial waterway and iconic natural landmark of the region.
  • B. Mississippi River navigation route
    The Mississippi River navigation route is a major inland waterway system that supports extensive commercial shipping and transportation through the central United States.
  • C. Mississippi River at St. Louis, Missouri
    The Mississippi River at St. Louis, Missouri is a major stretch of the Mississippi where it flows past the city of St. Louis and receives the waters of the Missouri River, forming one of North America’s most significant river confluences.
  • D. Mississippi River at New Orleans
    The Mississippi River at New Orleans is a major lower Mississippi waterway segment flowing past the city’s historic riverfront and spanned by key crossings such as the Crescent City Connection.
  • E. Pearl of the Mississippi
    Pearl of the Mississippi is a historic nickname for Muscatine, Iowa, reflecting its prominence along the Mississippi River and its once-thriving pearl button industry.
  • 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_69da626a67648190af9653832a3aeced completed April 11, 2026, 3:02 p.m.
NER Named-entity recognition batch_69e65bcca5088190b523584d11799400 completed April 20, 2026, 5:01 p.m.
NED1 Entity disambiguation (via context triple) batch_6a07fdd7a0d08190b85dcc29c28eb7bd completed May 16, 2026, 5:17 a.m.
NEDg Description generation batch_6a07feb28eec81908a8e33a706cf9d9b completed May 16, 2026, 5:20 a.m.
NED2 Entity disambiguation (via description) batch_6a07ff2e34608190a27995f6400c153a completed May 16, 2026, 5:22 a.m.
Created at: April 11, 2026, 3:24 p.m.