Triple

T1632492
Position Surface form Disambiguated ID Type / Status
Subject Los Angeles via Sunset Limited E35286 entity
Predicate routeSegment P21871 FINISHED
Object Chicago–San Antonio via Texas Eagle
Chicago–San Antonio via Texas Eagle is the long-distance Amtrak train segment that connects Chicago, Illinois, with San Antonio, Texas, as part of the Texas Eagle service.
E185365 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: Chicago–San Antonio via Texas Eagle | Statement: [Los Angeles via Sunset Limited, routeSegment, Chicago–San Antonio via Texas Eagle]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chicago–San Antonio via Texas Eagle
Context triple: [Los Angeles via Sunset Limited, routeSegment, Chicago–San Antonio via Texas Eagle]
  • A. Pittsburgh–Chicago route
    The Pittsburgh–Chicago route was a major Pennsylvania Railroad passenger and freight corridor linking the industrial centers of Pittsburgh, Pennsylvania, and Chicago, Illinois.
  • B. New York–St. Louis route
    The New York–St. Louis route was a major intercity passenger and freight rail corridor in the United States that connected the East Coast with the Midwest.
  • C. Paris–Los Angeles
    Paris–Los Angeles is a long-haul transatlantic air route linking the capital of France with the major West Coast city in the United States.
  • D. Southwest Chief
    The Southwest Chief is a long-distance Amtrak passenger train route that runs between Chicago and Los Angeles, traversing the Midwest, the Great Plains, and the desert Southwest.
  • E. Trinity Metro
    Trinity Metro is the public transportation agency that operates bus and rail services, including commuter rail, in the Fort Worth area of the Dallas–Fort Worth metroplex in Texas.
  • 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: Chicago–San Antonio via Texas Eagle
Triple: [Los Angeles via Sunset Limited, routeSegment, Chicago–San Antonio via Texas Eagle]
Generated description
Chicago–San Antonio via Texas Eagle is the long-distance Amtrak train segment that connects Chicago, Illinois, with San Antonio, Texas, as part of the Texas Eagle service.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chicago–San Antonio via Texas Eagle
Target entity description: Chicago–San Antonio via Texas Eagle is the long-distance Amtrak train segment that connects Chicago, Illinois, with San Antonio, Texas, as part of the Texas Eagle service.
  • A. Pittsburgh–Chicago route
    The Pittsburgh–Chicago route was a major Pennsylvania Railroad passenger and freight corridor linking the industrial centers of Pittsburgh, Pennsylvania, and Chicago, Illinois.
  • B. New York–St. Louis route
    The New York–St. Louis route was a major intercity passenger and freight rail corridor in the United States that connected the East Coast with the Midwest.
  • C. Paris–Los Angeles
    Paris–Los Angeles is a long-haul transatlantic air route linking the capital of France with the major West Coast city in the United States.
  • D. Southwest Chief
    The Southwest Chief is a long-distance Amtrak passenger train route that runs between Chicago and Los Angeles, traversing the Midwest, the Great Plains, and the desert Southwest.
  • E. Trinity Metro
    Trinity Metro is the public transportation agency that operates bus and rail services, including commuter rail, in the Fort Worth area of the Dallas–Fort Worth metroplex in Texas.
  • 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_69a886036bc081909ff5de16dbe5e8ea completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69a909f6ee1881908f0753a77a2c4665 completed March 5, 2026, 4:43 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad58d9db5c819081408977834ad606 completed March 8, 2026, 11:09 a.m.
NEDg Description generation batch_69ad5a619da481908d66837ea94c91cf completed March 8, 2026, 11:15 a.m.
NED2 Entity disambiguation (via description) batch_69ad5b41a68c8190ba293d8e8c35521b completed March 8, 2026, 11:19 a.m.
Created at: March 4, 2026, 7:28 p.m.