Triple

T22841554
Position Surface form Disambiguated ID Type / Status
Subject St. Louis, Memphis and Southeastern Railroad E566092 entity
Predicate abbreviation P43 FINISHED
Object SLM&S
SLM&S was the commonly used abbreviation for the St. Louis, Memphis and Southeastern Railroad, a regional rail line that operated in the central United States.
 E1557745 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: SLM&S | Statement: [St. Louis, Memphis and Southeastern Railroad, abbreviation, SLM&S]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: SLM&S
Context triple: [St. Louis, Memphis and Southeastern Railroad, abbreviation, SLM&S]
  • A. SLM
    SLM is the stock ticker symbol for Sanlam, a major South African financial services group offering insurance, investment, and wealth management products.
  • B. SLS
    SLS is a Finnish scholarly society dedicated to the preservation, research, and promotion of Swedish-language literature and cultural heritage in Finland.
  • C. SLS
    SLS is the common abbreviation for the Shiga Lakestars, a professional basketball team based in Shiga Prefecture, Japan.
  • D. SLS
    SLS is the vehicle registration code used on license plates for vehicles registered in Saarlouis, Germany.
  • E. SLS
    SLS is NASA’s heavy-lift, super-heavy rocket designed to carry astronauts and large payloads beyond low Earth orbit, including missions to the Moon and eventually Mars.
  • 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: SLM&S
Triple: [St. Louis, Memphis and Southeastern Railroad, abbreviation, SLM&S]
Generated description
SLM&S was the commonly used abbreviation for the St. Louis, Memphis and Southeastern Railroad, a regional rail line that operated in the central United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: SLM&S
Target entity description: SLM&S was the commonly used abbreviation for the St. Louis, Memphis and Southeastern Railroad, a regional rail line that operated in the central United States.
  • A. SLM
    SLM is the stock ticker symbol for Sanlam, a major South African financial services group offering insurance, investment, and wealth management products.
  • B. SLS
    SLS is a Finnish scholarly society dedicated to the preservation, research, and promotion of Swedish-language literature and cultural heritage in Finland.
  • C. SLS
    SLS is the common abbreviation for the Shiga Lakestars, a professional basketball team based in Shiga Prefecture, Japan.
  • D. SLS
    SLS is the vehicle registration code used on license plates for vehicles registered in Saarlouis, Germany.
  • E. SLS
    SLS is NASA’s heavy-lift, super-heavy rocket designed to carry astronauts and large payloads beyond low Earth orbit, including missions to the Moon and eventually Mars.
  • 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_69e245869e188190a196584f36e682da completed April 17, 2026, 2:36 p.m.
NER Named-entity recognition batch_69f17e855abc8190b9cf8cc515090a7f completed April 29, 2026, 3:44 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0ba7b565388190bb70602834ae5622 completed May 18, 2026, 11:58 p.m.
NEDg Description generation batch_6a0ba8666f608190b512aa4c8442f6c1 completed May 19, 2026, 12:01 a.m.
NED2 Entity disambiguation (via description) batch_6a0baa4decf881909774facad2cae93d completed May 19, 2026, 12:09 a.m.
Created at: April 17, 2026, 3:35 p.m.