Triple

T15954831
Position Surface form Disambiguated ID Type / Status
Subject Beijing North railway station E386907 entity
Predicate connectedTo P37 FINISHED
Object Line 2 (Beijing Subway) E332210 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: Line 2 (Beijing Subway) | Statement: [Beijing North railway station, connectedTo, Line 2 (Beijing Subway)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Line 2 (Beijing Subway)
Context triple: [Beijing North railway station, connectedTo, Line 2 (Beijing Subway)]
  • A. Line 2 (Beijing Subway) chosen
    Line 2 of the Beijing Subway is a circular metro line encircling central Beijing, serving major downtown districts and key transfer stations.
  • B. Line 19 (Beijing Subway)
    Line 19 of the Beijing Subway is a modern rapid transit line in Beijing designed to enhance north–south connectivity and relieve congestion on existing central routes.
  • C. Changping Line (Beijing Subway)
    The Changping Line of the Beijing Subway is a rapid transit line serving Beijing’s northern Changping District, linking suburban residential areas and university zones with the city’s urban rail network.
  • D. Yanfang Line (Beijing Subway)
    The Yanfang Line of the Beijing Subway is a suburban rapid transit line serving the southwestern outskirts of Beijing, designed to improve connectivity for outlying districts to the main urban rail network.
  • E. Batong Line (Beijing Subway)
    The Batong Line of the Beijing Subway is an eastern suburban rapid transit line that extends the main network into the Tongzhou District, serving as a key commuter corridor for residents traveling to and from central Beijing.
  • 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_69d86da882448190a82ea962fe343b79 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e156f94b108190905d295c3405860e completed April 16, 2026, 9:39 p.m.
NED1 Entity disambiguation (via context triple) batch_69ffe46d180c81909be66f628d1bdf72 completed May 10, 2026, 1:50 a.m.
Created at: April 10, 2026, 4:53 a.m.