Triple

T11141705
Position Surface form Disambiguated ID Type / Status
Subject Warszawa Śródmieście railway station E263568 entity
Predicate locatedOn P40 FINISHED
Object east–west cross-city rail corridor
The east–west cross-city rail corridor is a major railway route running through central Warsaw that carries intensive suburban and long-distance passenger traffic across the city.
E907596 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: east–west cross-city rail corridor | Statement: [Warszawa Śródmieście railway station, locatedOn, east–west cross-city rail corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: east–west cross-city rail corridor
Context triple: [Warszawa Śródmieście railway station, locatedOn, east–west cross-city rail corridor]
  • A. East–West corridor
    The East–West corridor is a major Kolkata Metro line that runs across the city, connecting its eastern and western parts through an important rapid transit route.
  • B. North–South and East–West Corridor
    The North–South and East–West Corridor is a major Indian highway development project that connects the country’s extremities through long-distance north–south and east–west routes to improve national connectivity and economic integration.
  • C. Cross-City Line
    The Cross-City Line is a suburban railway route in the West Midlands of England that runs through Birmingham, connecting Lichfield in the north to Redditch and Bromsgrove in the south.
  • D. Peninsula rail corridor
    The Peninsula rail corridor is the major rail line running through California’s San Francisco Peninsula, carrying both commuter and intercity trains between San Francisco and the South Bay.
  • E. East–West Corridor
    The East–West Corridor is a principal rapid transit line of the Lucknow Metro system in Lucknow, India, running across the city in an east–west direction.
  • 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: east–west cross-city rail corridor
Triple: [Warszawa Śródmieście railway station, locatedOn, east–west cross-city rail corridor]
Generated description
The east–west cross-city rail corridor is a major railway route running through central Warsaw that carries intensive suburban and long-distance passenger traffic across the city.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: east–west cross-city rail corridor
Target entity description: The east–west cross-city rail corridor is a major railway route running through central Warsaw that carries intensive suburban and long-distance passenger traffic across the city.
  • A. East–West corridor
    The East–West corridor is a major Kolkata Metro line that runs across the city, connecting its eastern and western parts through an important rapid transit route.
  • B. North–South and East–West Corridor
    The North–South and East–West Corridor is a major Indian highway development project that connects the country’s extremities through long-distance north–south and east–west routes to improve national connectivity and economic integration.
  • C. Cross-City Line
    The Cross-City Line is a suburban railway route in the West Midlands of England that runs through Birmingham, connecting Lichfield in the north to Redditch and Bromsgrove in the south.
  • D. Peninsula rail corridor
    The Peninsula rail corridor is the major rail line running through California’s San Francisco Peninsula, carrying both commuter and intercity trains between San Francisco and the South Bay.
  • E. East–West Corridor
    The East–West Corridor is a principal rapid transit line of the Lucknow Metro system in Lucknow, India, running across the city in an east–west direction.
  • 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_69d6aa9c0ba08190bbd19c217489b755 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e8623158819096ad1678fa9e72bb completed April 9, 2026, 5:56 p.m.
NED1 Entity disambiguation (via context triple) batch_69e4420c17788190b72ca616fd5345f8 completed April 19, 2026, 2:46 a.m.
NEDg Description generation batch_69e44c09dd5c8190bddf3dd109a639ba completed April 19, 2026, 3:29 a.m.
NED2 Entity disambiguation (via description) batch_69e451274ce48190a05f1d37f972c36c completed April 19, 2026, 3:51 a.m.
Created at: April 8, 2026, 9:28 p.m.