Triple

T11600892
Position Surface form Disambiguated ID Type / Status
Subject South Chicago branch E275124 entity
Predicate connectsWith P37 FINISHED
Object Blue Island branch E272750 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: Blue Island branch | Statement: [South Chicago branch, connectsWith, Blue Island branch]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Blue Island branch
Context triple: [South Chicago branch, connectsWith, Blue Island branch]
  • A. Blue Island branch chosen
    The Blue Island branch is a commuter rail branch line in the Chicago area that serves as part of Metra's Electric District network, connecting downtown Chicago with the suburb of Blue Island.
  • B. South Chicago branch
    The South Chicago branch is a commuter rail branch line in Chicago operated as part of Metra's Electric District, serving neighborhoods on the city's South Side.
  • C. Cermak Branch
    Cermak Branch is a segment of the Chicago Transit Authority’s rapid transit system that forms part of the Pink Line route.
  • D. Rock Island District Beverly Branch
    The Rock Island District Beverly Branch is a commuter rail branch line in the Chicago area that serves the Beverly and Morgan Park neighborhoods as part of Metra’s Rock Island District service.
  • E. Lake City Branch
    Lake City Branch is a neighborhood library in Seattle that serves the Lake City community as part of the Seattle Public Library system.
  • 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_69d6aae6b14c81908dc5a74bad7591f9 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8954c3c248190bcccd4c7ff667b3a completed April 10, 2026, 6:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69e8a7f018a881908f4b206699044ceb completed April 22, 2026, 10:50 a.m.
Created at: April 8, 2026, 9:38 p.m.