Triple

T18599646
Position Surface form Disambiguated ID Type / Status
Subject Somerset MRT station E454584 entity
Predicate servedByLine P1293 FINISHED
Object North South Line — NE NERFINISHED

How this triple was built (2 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: North South Line | Statement: [Somerset MRT station, servedByLine, North South Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: North South Line
Context triple: [Somerset MRT station, servedByLine, North South Line]
  • A. North South Line chosen
    The North South Line is one of Singapore’s main Mass Rapid Transit (MRT) lines, running in a generally north–south direction and connecting key residential towns like Woodlands with the city centre.
  • B. North–South Line
    The North–South Line is a major Amsterdam Metro route that runs largely underground, connecting the city’s northern districts with the center and the south.
  • C. North–South Line
    The North–South Line is a primary rapid transit corridor in the Metropolitan Atlanta Rapid Transit Authority (MARTA) system, running along a north–south axis through the Atlanta metropolitan area.
  • D. East West MRT line
    The East West MRT line is one of Singapore’s major rapid transit lines, running across the island to connect key residential, commercial, and industrial areas.
  • E. East–West Line
    The East–West Line was the original name for what is now MARTA’s Blue Line, a major rapid transit route serving the Atlanta metropolitan area.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69d8d38ae7e081908a98df1251842402 completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e5474f1d548190b74408eabd396344 completed April 19, 2026, 9:21 p.m.
Created at: April 10, 2026, 11:45 a.m.