Triple

T10769810
Position Surface form Disambiguated ID Type / Status
Subject TMB 3000 series E254043 entity
Predicate belongsTo P35 FINISHED
Object TMB 3000/4000 family of trains
The TMB 3000/4000 family of trains is a series of electric multiple units used on the Barcelona Metro, known for modernizing and expanding the network’s rolling stock.
E884829 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: TMB 3000/4000 family of trains | Statement: [TMB 3000 series, belongsTo, TMB 3000/4000 family of trains]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: TMB 3000/4000 family of trains
Context triple: [TMB 3000 series, belongsTo, TMB 3000/4000 family of trains]
  • A. M300 series trains
    The M300 series trains are a modern fleet of metro trains operating on the Helsinki Metro, designed to provide efficient, high-capacity urban rail transport.
  • B. MX3000 train
    The MX3000 train is a modern electric multiple unit used as the primary passenger rolling stock on the Oslo Metro system in Norway.
  • C. M100 series trains
    The M100 series trains are the original electric multiple units that have operated on the Helsinki Metro since its opening, known for their robust design and long service life.
  • D. Mark III trains
    Mark III trains are a generation of streamlined monorail vehicles that operated on the Disneyland Monorail System, featuring updated design and technology over earlier models.
  • E. Mark IV trains
    Mark IV trains are an older generation of automated rapid transit vehicles that operated on Vancouver’s SkyTrain system before being succeeded by the more modern Mark V trains.
  • 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: TMB 3000/4000 family of trains
Triple: [TMB 3000 series, belongsTo, TMB 3000/4000 family of trains]
Generated description
The TMB 3000/4000 family of trains is a series of electric multiple units used on the Barcelona Metro, known for modernizing and expanding the network’s rolling stock.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: TMB 3000/4000 family of trains
Target entity description: The TMB 3000/4000 family of trains is a series of electric multiple units used on the Barcelona Metro, known for modernizing and expanding the network’s rolling stock.
  • A. M300 series trains
    The M300 series trains are a modern fleet of metro trains operating on the Helsinki Metro, designed to provide efficient, high-capacity urban rail transport.
  • B. MX3000 train
    The MX3000 train is a modern electric multiple unit used as the primary passenger rolling stock on the Oslo Metro system in Norway.
  • C. M100 series trains
    The M100 series trains are the original electric multiple units that have operated on the Helsinki Metro since its opening, known for their robust design and long service life.
  • D. Mark III trains
    Mark III trains are a generation of streamlined monorail vehicles that operated on the Disneyland Monorail System, featuring updated design and technology over earlier models.
  • E. Mark IV trains
    Mark IV trains are an older generation of automated rapid transit vehicles that operated on Vancouver’s SkyTrain system before being succeeded by the more modern Mark V trains.
  • 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_69d6aa5f54f4819082d0bbcb6f8797e6 completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d732307fb88190ba1447f68523c58a completed April 9, 2026, 4:59 a.m.
NED1 Entity disambiguation (via context triple) batch_69de23798af48190874d7e12c5155913 completed April 14, 2026, 11:22 a.m.
NEDg Description generation batch_69de271fb08c8190a44c547083226fd8 completed April 14, 2026, 11:38 a.m.
NED2 Entity disambiguation (via description) batch_69de2cecc24c8190a240366e0600426a completed April 14, 2026, 12:02 p.m.
Created at: April 8, 2026, 9:16 p.m.