Triple

T251201
Position Surface form Disambiguated ID Type / Status
Subject Walt Disney World Monorail System E5149 entity
Predicate usesRollingStock P5426 FINISHED
Object Mark VI monorail trains
Mark VI monorail trains are a fleet of streamlined, automated monorail vehicles introduced in the late 1980s that serve as the primary passenger trains for the Walt Disney World Resort’s elevated transit system.
E33451 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: Mark VI monorail trains | Statement: [Walt Disney World Monorail System, usesRollingStock, Mark VI monorail trains]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mark VI monorail trains
Context triple: [Walt Disney World Monorail System, usesRollingStock, Mark VI monorail trains]
  • A. MARC Train
    MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
  • B. AeroTrain
    AeroTrain is an automated underground people mover system that transports passengers between terminals at Washington Dulles International Airport.
  • C. M9 electric multiple unit
    The M9 electric multiple unit is a modern commuter rail train used by the Long Island Rail Road, designed to replace older fleets with improved performance, safety, and passenger amenities.
  • D. M7 electric multiple unit
    The M7 electric multiple unit is a modern commuter rail car class built for high-frequency, third-rail electrified service, notably operating on New York’s Long Island Rail Road and similar regional rail networks.
  • E. Superliner bi-level cars
    Superliner bi-level cars are double-decker passenger railcars used by Amtrak on long-distance routes, designed to provide increased capacity and enhanced comfort for overnight and scenic train travel.
  • 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: Mark VI monorail trains
Triple: [Walt Disney World Monorail System, usesRollingStock, Mark VI monorail trains]
Generated description
Mark VI monorail trains are a fleet of streamlined, automated monorail vehicles introduced in the late 1980s that serve as the primary passenger trains for the Walt Disney World Resort’s elevated transit system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mark VI monorail trains
Target entity description: Mark VI monorail trains are a fleet of streamlined, automated monorail vehicles introduced in the late 1980s that serve as the primary passenger trains for the Walt Disney World Resort’s elevated transit system.
  • A. MARC Train
    MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
  • B. AeroTrain
    AeroTrain is an automated underground people mover system that transports passengers between terminals at Washington Dulles International Airport.
  • C. M9 electric multiple unit
    The M9 electric multiple unit is a modern commuter rail train used by the Long Island Rail Road, designed to replace older fleets with improved performance, safety, and passenger amenities.
  • D. M7 electric multiple unit
    The M7 electric multiple unit is a modern commuter rail car class built for high-frequency, third-rail electrified service, notably operating on New York’s Long Island Rail Road and similar regional rail networks.
  • E. Superliner bi-level cars
    Superliner bi-level cars are double-decker passenger railcars used by Amtrak on long-distance routes, designed to provide increased capacity and enhanced comfort for overnight and scenic train travel.
  • 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_69a257c4bf688190a46ebbf411ab7473 completed Feb. 28, 2026, 2:49 a.m.
NER Named-entity recognition batch_69a25d38aba8819081d0958eb60ce27e completed Feb. 28, 2026, 3:12 a.m.
NED1 Entity disambiguation (via context triple) batch_69a37956bf5c81908f05a660eae44b7b completed Feb. 28, 2026, 11:25 p.m.
NEDg Description generation batch_69a37a79036081909c885007c205c375 completed Feb. 28, 2026, 11:30 p.m.
NED2 Entity disambiguation (via description) batch_69a37d397e0c8190b6298f5f23188047 completed Feb. 28, 2026, 11:41 p.m.
Created at: Feb. 28, 2026, 2:54 a.m.