Triple

T13531770
Position Surface form Disambiguated ID Type / Status
Subject Woodlands, Singapore E323149 entity
Predicate servedBy P82 FINISHED
Object Thomson–East Coast Line E668997 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: Thomson–East Coast Line | Statement: [Woodlands, Singapore, servedBy, Thomson–East Coast Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Thomson–East Coast Line
Context triple: [Woodlands, Singapore, servedBy, Thomson–East Coast Line]
  • A. Thomson–East Coast Line chosen
    The Thomson–East Coast Line is a major Mass Rapid Transit (MRT) line in Singapore that runs north–south and then eastward, connecting northern residential towns through the city centre to eastern coastal areas.
  • B. Harbour Line
    Harbour Line is a major corridor of Mumbai's suburban railway network that connects the city’s eastern waterfront and Navi Mumbai suburbs to key central and southern Mumbai terminals.
  • C. Harbour Line
    Harbour Line is a Copenhagen Metro route that serves areas along the city’s waterfront and harbor districts.
  • D. Kingston Line
    The Kingston Line is a Massachusetts Bay Transportation Authority (MBTA) Commuter Rail route serving communities south of Boston between the city and Kingston.
  • E. Thomson–East Coast MRT Line
    The Thomson–East Coast MRT Line is a major Mass Rapid Transit line in Singapore that runs north–south and then eastward along the island’s eastern coast, serving key residential, commercial, and transport hubs.
  • 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_69d80766a21881909f21a1b7421d3b8a completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69dbafbb34548190a6b44faa48125cd4 completed April 12, 2026, 2:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69f7549fc5f881908691eb62c1f5a5d5 completed May 3, 2026, 1:58 p.m.
Created at: April 9, 2026, 9:44 p.m.