Triple

T20604602
Position Surface form Disambiguated ID Type / Status
Subject Avondale station E506270 entity
Predicate line P1293 FINISHED
Object East–West Line
The East–West Line is a major rapid transit line in Singapore’s MRT system that runs across the island from east to west, connecting key residential, commercial, and industrial areas.
E1440728 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: East–West Line | Statement: [Avondale station, line, East–West Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: East–West Line
Context triple: [Avondale station, line, East–West Line]
  • A. 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.
  • 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. North East Line
    The North East Line is a major fully underground Mass Rapid Transit line in Singapore that runs from HarbourFront in the south to Punggol in the northeast, connecting key residential and commercial areas.
  • E. 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.
  • 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: East–West Line
Triple: [Avondale station, line, East–West Line]
Generated description
The East–West Line is a major rapid transit line in Singapore’s MRT system that runs across the island from east to west, connecting key residential, commercial, and industrial areas.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: East–West Line
Target entity description: The East–West Line is a major rapid transit line in Singapore’s MRT system that runs across the island from east to west, connecting key residential, commercial, and industrial areas.
  • A. 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.
  • 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. North East Line
    The North East Line is a major fully underground Mass Rapid Transit line in Singapore that runs from HarbourFront in the south to Punggol in the northeast, connecting key residential and commercial areas.
  • E. 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.
  • 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_69e0b4bb2b4081908fa4a72444120f35 completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e6aa233e1881908749d2f29c2946e4 completed April 20, 2026, 10:35 p.m.
NED1 Entity disambiguation (via context triple) batch_6a08bb0d11048190a2bd636b6d99b49b completed May 16, 2026, 6:44 p.m.
NEDg Description generation batch_6a08bba2e85881909ae887fc5bc3121f completed May 16, 2026, 6:46 p.m.
NED2 Entity disambiguation (via description) batch_6a08bc410f008190b00bf4956d591176 completed May 16, 2026, 6:49 p.m.
Created at: April 16, 2026, 11:41 a.m.