Triple

T22459718
Position Surface form Disambiguated ID Type / Status
Subject Raffles Place E555197 entity
Predicate servedBy P82 FINISHED
Object North–South Line E1531694 NE FINISHED

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: [Raffles Place, servedBy, North–South Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: North–South Line
Context triple: [Raffles Place, servedBy, North–South Line]
  • A. 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.
  • B. 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.
  • C. 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 central areas like Raffles Place with northern residential towns.
  • D. North South Line
    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.
  • 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 (3 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_69e11e51fdec8190adfdf9f8a6362221 completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f15b7e01fc8190825c3dc024484440 completed April 29, 2026, 1:14 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0b1252beac81908238e7f6eda2c638 completed May 18, 2026, 1:21 p.m.
Created at: April 16, 2026, 8:48 p.m.