Triple

T16210535
Position Surface form Disambiguated ID Type / Status
Subject Prague 2 E393450 entity
Predicate contains P35 FINISHED
Object Karlovo náměstí metro station
Karlovo náměstí metro station is an underground station on Prague Metro Line B, serving the central Karlovo náměstí square in the Prague 2 district.
 E1203682 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: Karlovo náměstí metro station | Statement: [Prague 2, contains, Karlovo náměstí metro station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Karlovo náměstí metro station
Context triple: [Prague 2, contains, Karlovo náměstí metro station]
  • A. Dejvická metro station
    Dejvická metro station is a major Prague Metro station on Line A serving as a key transport hub in the Dejvice district of Prague 6.
  • B. Petřiny metro station
    Petřiny metro station is an underground station on Prague Metro Line A serving the Petřiny residential area in the Prague 6 district.
  • C. Nádraží Veleslavín metro station
    Nádraží Veleslavín metro station is a key Prague Metro stop in the Veleslavín area that serves as an important interchange between the city’s underground network, suburban rail, and airport-bound buses.
  • D. Vyšehrad metro station
    Vyšehrad metro station is a Prague Metro station on Line C, serving the Vyšehrad district near the historic Vyšehrad fortress and adjacent cultural and conference venues.
  • E. Bořislavka metro station
    Bořislavka metro station is a station on Prague’s Metro Line A serving the Bořislavka area in the Prague 6 district.
  • 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: Karlovo náměstí metro station
Triple: [Prague 2, contains, Karlovo náměstí metro station]
Generated description
Karlovo náměstí metro station is an underground station on Prague Metro Line B, serving the central Karlovo náměstí square in the Prague 2 district.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Karlovo náměstí metro station
Target entity description: Karlovo náměstí metro station is an underground station on Prague Metro Line B, serving the central Karlovo náměstí square in the Prague 2 district.
  • A. Dejvická metro station
    Dejvická metro station is a major Prague Metro station on Line A serving as a key transport hub in the Dejvice district of Prague 6.
  • B. Petřiny metro station
    Petřiny metro station is an underground station on Prague Metro Line A serving the Petřiny residential area in the Prague 6 district.
  • C. Nádraží Veleslavín metro station
    Nádraží Veleslavín metro station is a key Prague Metro stop in the Veleslavín area that serves as an important interchange between the city’s underground network, suburban rail, and airport-bound buses.
  • D. Vyšehrad metro station
    Vyšehrad metro station is a Prague Metro station on Line C, serving the Vyšehrad district near the historic Vyšehrad fortress and adjacent cultural and conference venues.
  • E. Bořislavka metro station
    Bořislavka metro station is a station on Prague’s Metro Line A serving the Bořislavka area in the Prague 6 district.
  • 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_69d87f1f5bd08190bd01cac0d5b9d2ef completed April 10, 2026, 4:39 a.m.
NER Named-entity recognition batch_69e22713282481909c7c0d0782213461 completed April 17, 2026, 12:26 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0017a90be08190bd9fb64abd424e1e completed May 10, 2026, 5:29 a.m.
NEDg Description generation batch_6a00184a16e0819089dffbe23b88bdb3 completed May 10, 2026, 5:31 a.m.
NED2 Entity disambiguation (via description) batch_6a00190887088190a5a0eb2cfd674c98 completed May 10, 2026, 5:35 a.m.
Created at: April 10, 2026, 5:03 a.m.