Triple

T15362690
Position Surface form Disambiguated ID Type / Status
Subject UIC–Halsted E367327 entity
Predicate openedAsPartOf P9951 FINISHED
Object Congress Line
The Congress Line was a former rapid transit route of the Chicago "L" system that ran in the median of the Eisenhower Expressway, later becoming part of today’s Blue Line.
E1153717 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: Congress Line | Statement: [UIC–Halsted, openedAsPartOf, Congress Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Congress Line
Context triple: [UIC–Halsted, openedAsPartOf, Congress Line]
  • A. United States Congress
    The United States Congress is the bicameral legislative branch of the federal government of the United States, responsible for making national laws, approving budgets, and overseeing the executive branch.
  • B. Table of Representatives
    The Table of Representatives is the lower chamber of a bicameral legislative body that serves as the counterpart to the upper-house Table of Magnates.
  • C. Congresox
    Congresox is a genus of marine eels in the family Muraenesocidae, commonly known as pike congers, found in tropical and subtropical waters.
  • D. Zgromadzenie Narodowe
    Zgromadzenie Narodowe is the joint session of Poland’s two parliamentary chambers, the Sejm and the Senate, convened for specific constitutional purposes such as swearing in the president or declaring the president’s incapacity.
  • E. Speakership of the United States House of Representatives
    The Speakership of the United States House of Representatives is the powerful leadership position presiding over the House, controlling its legislative agenda and serving as the chamber’s highest-ranking officer and, after the vice president, next in the presidential line of succession.
  • 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: Congress Line
Triple: [UIC–Halsted, openedAsPartOf, Congress Line]
Generated description
The Congress Line was a former rapid transit route of the Chicago "L" system that ran in the median of the Eisenhower Expressway, later becoming part of today’s Blue Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Congress Line
Target entity description: The Congress Line was a former rapid transit route of the Chicago "L" system that ran in the median of the Eisenhower Expressway, later becoming part of today’s Blue Line.
  • A. United States Congress
    The United States Congress is the bicameral legislative branch of the federal government of the United States, responsible for making national laws, approving budgets, and overseeing the executive branch.
  • B. Table of Representatives
    The Table of Representatives is the lower chamber of a bicameral legislative body that serves as the counterpart to the upper-house Table of Magnates.
  • C. Congresox
    Congresox is a genus of marine eels in the family Muraenesocidae, commonly known as pike congers, found in tropical and subtropical waters.
  • D. Zgromadzenie Narodowe
    Zgromadzenie Narodowe is the joint session of Poland’s two parliamentary chambers, the Sejm and the Senate, convened for specific constitutional purposes such as swearing in the president or declaring the president’s incapacity.
  • E. Speakership of the United States House of Representatives
    The Speakership of the United States House of Representatives is the powerful leadership position presiding over the House, controlling its legislative agenda and serving as the chamber’s highest-ranking officer and, after the vice president, next in the presidential line of succession.
  • 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_69d85a1483788190ad93c2748e8af34b completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e03e479f188190bbbc3dcd73853e02 completed April 16, 2026, 1:41 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff0b4a181c8190bffc1ac1a86e215d completed May 9, 2026, 10:24 a.m.
NEDg Description generation batch_69ff0f82441c81909a8ae13817fd3e96 completed May 9, 2026, 10:42 a.m.
NED2 Entity disambiguation (via description) batch_69ff0fd586708190a54b33efd27d84b2 completed May 9, 2026, 10:43 a.m.
Created at: April 10, 2026, 3:18 a.m.