Triple

T3336609
Position Surface form Disambiguated ID Type / Status
Subject Budapest Metro E70153 entity
Predicate hasLine P35 FINISHED
Object Budapest Metro Line 4
Budapest Metro Line 4 is a fully automated rapid transit line in Budapest, Hungary, connecting the city’s southwestern and southeastern districts via a modern east–west underground route.
E360724 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: Budapest Metro Line 4 | Statement: [Budapest Metro, hasLine, Budapest Metro Line 4]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Budapest Metro Line 4
Context triple: [Budapest Metro, hasLine, Budapest Metro Line 4]
  • A. Budapest Metro Line 3
    Budapest Metro Line 3 is a major north–south rapid transit line in Budapest, Hungary, serving as one of the city's primary public transportation corridors.
  • B. Budapest Metro Line 2
    Budapest Metro Line 2 is one of the main rapid transit lines in Budapest, running east–west across the city and connecting key central and suburban areas.
  • C. Budapest Metro
    The Budapest Metro is the rapid transit system serving Hungary’s capital, notable for including Line 1, one of the oldest electrified underground railway lines in continental Europe.
  • D. Budapest Cog-wheel Railway
    The Budapest Cog-wheel Railway is a historic rack railway line in Budapest that climbs the steep slopes of the Buda Hills, serving both commuters and tourists with scenic hillside transport.
  • E. Budapest Nyugati railway station
    Budapest Nyugati railway station is one of Budapest’s main historic railway terminals, notable for its grand 19th-century iron-and-glass architecture designed by the Eiffel Company.
  • 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: Budapest Metro Line 4
Triple: [Budapest Metro, hasLine, Budapest Metro Line 4]
Generated description
Budapest Metro Line 4 is a fully automated rapid transit line in Budapest, Hungary, connecting the city’s southwestern and southeastern districts via a modern east–west underground route.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Budapest Metro Line 4
Target entity description: Budapest Metro Line 4 is a fully automated rapid transit line in Budapest, Hungary, connecting the city’s southwestern and southeastern districts via a modern east–west underground route.
  • A. Budapest Metro Line 3
    Budapest Metro Line 3 is a major north–south rapid transit line in Budapest, Hungary, serving as one of the city's primary public transportation corridors.
  • B. Budapest Metro Line 2
    Budapest Metro Line 2 is one of the main rapid transit lines in Budapest, running east–west across the city and connecting key central and suburban areas.
  • C. Budapest Metro
    The Budapest Metro is the rapid transit system serving Hungary’s capital, notable for including Line 1, one of the oldest electrified underground railway lines in continental Europe.
  • D. Budapest Cog-wheel Railway
    The Budapest Cog-wheel Railway is a historic rack railway line in Budapest that climbs the steep slopes of the Buda Hills, serving both commuters and tourists with scenic hillside transport.
  • E. Budapest Nyugati railway station
    Budapest Nyugati railway station is one of Budapest’s main historic railway terminals, notable for its grand 19th-century iron-and-glass architecture designed by the Eiffel Company.
  • 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_69ad85a24f208190bcf83131bfed3521 completed March 8, 2026, 2:20 p.m.
NER Named-entity recognition batch_69adb1bad97481909359e914d44a1a74 completed March 8, 2026, 5:28 p.m.
NED1 Entity disambiguation (via context triple) batch_69b367e9e414819088ec4b05495b86e1 completed March 13, 2026, 1:27 a.m.
NEDg Description generation batch_69b36925859081908c0a3ea15029b0ed completed March 13, 2026, 1:32 a.m.
NED2 Entity disambiguation (via description) batch_69b3697bb2108190841ea71a22653bc4 completed March 13, 2026, 1:33 a.m.
Created at: March 8, 2026, 3:12 p.m.