Triple

T7508557
Position Surface form Disambiguated ID Type / Status
Subject Woodlands E177455 entity
Predicate servedByMRTLine P6301 FINISHED
Object Thomson–East Coast Line
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.
E668997 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: Thomson–East Coast Line | Statement: [Woodlands, servedByMRTLine, 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, servedByMRTLine, Thomson–East Coast Line]
  • A. 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.
  • B. Harbour Line
    Harbour Line is a Copenhagen Metro route that serves areas along the city’s waterfront and harbor districts.
  • C. 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.
  • D. T9 Northern Line
    T9 Northern Line is a suburban passenger rail service forming part of the Sydney Trains network, connecting Sydney’s northern suburbs with the city and other key hubs.
  • E. Island Line railway
    The Island Line railway is a local rail service on England’s Isle of Wight that runs along the island’s east coast, connecting Ryde with other nearby towns.
  • 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: Thomson–East Coast Line
Triple: [Woodlands, servedByMRTLine, Thomson–East Coast Line]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Thomson–East Coast Line
Target entity description: 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.
  • A. 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.
  • B. Harbour Line
    Harbour Line is a Copenhagen Metro route that serves areas along the city’s waterfront and harbor districts.
  • C. 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.
  • D. T9 Northern Line
    T9 Northern Line is a suburban passenger rail service forming part of the Sydney Trains network, connecting Sydney’s northern suburbs with the city and other key hubs.
  • E. Island Line railway
    The Island Line railway is a local rail service on England’s Isle of Wight that runs along the island’s east coast, connecting Ryde with other nearby towns.
  • 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_69c69f276b108190af2cc790b6554544 completed March 27, 2026, 3:15 p.m.
NER Named-entity recognition batch_69c7017134608190bd51fb2d0ab1ff34 completed March 27, 2026, 10:15 p.m.
NED1 Entity disambiguation (via context triple) batch_69c83ca56e3c81908c3bae8ad2d9ecd1 completed March 28, 2026, 8:40 p.m.
NEDg Description generation batch_69c83d5884a88190a22c0fb54f9731c7 completed March 28, 2026, 8:43 p.m.
NED2 Entity disambiguation (via description) batch_69c84071abb88190a2dadd57ff088f3d completed March 28, 2026, 8:56 p.m.
Created at: March 27, 2026, 3:45 p.m.