Triple

T14867676
Position Surface form Disambiguated ID Type / Status
Subject Mexikói út E349658 entity
Predicate terminusOf P3375 FINISHED
Object Metro Line 1 (Budapest Metro)
Metro Line 1 (Budapest Metro) is the historic "Millennium Underground" line in Budapest, one of the oldest electrified underground railway lines in continental Europe and a UNESCO World Heritage-listed transport route running beneath Andrássy Avenue.
E70153 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: Metro Line 1 (Budapest Metro) | Statement: [Mexikói út, terminusOf, Metro Line 1 (Budapest Metro)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Metro Line 1 (Budapest Metro)
Context triple: [Mexikói út, terminusOf, Metro Line 1 (Budapest Metro)]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Tram line 1 (Budapest)
    Tram line 1 (Budapest) is a major orbital tram route that runs along the city’s outer boulevards, providing key cross-city connections without passing through the historic downtown.
  • E. 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.
  • 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: Metro Line 1 (Budapest Metro)
Triple: [Mexikói út, terminusOf, Metro Line 1 (Budapest Metro)]
Generated description
Metro Line 1 (Budapest Metro) is the historic "Millennium Underground" line in Budapest, one of the oldest electrified underground railway lines in continental Europe and a UNESCO World Heritage-listed transport route running beneath Andrássy Avenue.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Metro Line 1 (Budapest Metro)
Target entity description: Metro Line 1 (Budapest Metro) is the historic "Millennium Underground" line in Budapest, one of the oldest electrified underground railway lines in continental Europe and a UNESCO World Heritage-listed transport route running beneath Andrássy Avenue.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Tram line 1 (Budapest)
    Tram line 1 (Budapest) is a major orbital tram route that runs along the city’s outer boulevards, providing key cross-city connections without passing through the historic downtown.
  • E. Budapest Metro chosen
    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.
  • F. None of above.

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_69d822ee4f408190b6ac3b2fa434f0df completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69ded5776b848190bfe3a06ff261dc31 completed April 15, 2026, 12:01 a.m.
NED1 Entity disambiguation (via context triple) batch_69ffcf0743288190b3bec8c48b5c7893 completed May 10, 2026, 12:19 a.m.
NEDg Description generation batch_69ffd10730408190b84b4a4b4f1d3c4b completed May 10, 2026, 12:27 a.m.
NED2 Entity disambiguation (via description) batch_69ffd1662aa88190886f47a85387b1cf completed May 10, 2026, 12:29 a.m.
Created at: April 10, 2026, 1:55 a.m.