Triple

T18560227
Position Surface form Disambiguated ID Type / Status
Subject Bland Street station E453615 entity
Predicate isOnCorridor P1018 FINISHED
Object South Corridor
The South Corridor is a transit route or line that includes Bland Street station as one of its stops.
E1329948 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: South Corridor | Statement: [Bland Street station, isOnCorridor, South Corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: South Corridor
Context triple: [Bland Street station, isOnCorridor, South Corridor]
  • A. Southwest Corridor
    The Southwest Corridor is a major transportation and greenway corridor in Boston that combines rail lines, parks, and bike paths connecting downtown with southwestern neighborhoods.
  • B. Bayshore corridor
    The Bayshore corridor is a major transportation and development zone along the San Francisco Bay, characterized by busy commuter routes, waterfront access, and adjacent residential and commercial areas.
  • C. Dulles Corridor
    Dulles Corridor is a major high-technology and business hub in Northern Virginia that stretches along the Dulles Toll Road and connects the Washington, D.C. suburbs to Washington Dulles International Airport.
  • D. E20 corridor
    The E20 corridor is a major trans-European railway route running through Poland that forms part of an important east–west transport link connecting Western and Eastern Europe.
  • E. East-West Tollway corridor
    The East-West Tollway corridor is a major suburban business and technology hub in the Chicago metropolitan area, known for its concentration of corporate headquarters, research facilities, and educational institutions along Interstate 88 in Illinois.
  • 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: South Corridor
Triple: [Bland Street station, isOnCorridor, South Corridor]
Generated description
The South Corridor is a transit route or line that includes Bland Street station as one of its stops.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: South Corridor
Target entity description: The South Corridor is a transit route or line that includes Bland Street station as one of its stops.
  • A. Southwest Corridor
    The Southwest Corridor is a major transportation and greenway corridor in Boston that combines rail lines, parks, and bike paths connecting downtown with southwestern neighborhoods.
  • B. Bayshore corridor
    The Bayshore corridor is a major transportation and development zone along the San Francisco Bay, characterized by busy commuter routes, waterfront access, and adjacent residential and commercial areas.
  • C. Dulles Corridor
    Dulles Corridor is a major high-technology and business hub in Northern Virginia that stretches along the Dulles Toll Road and connects the Washington, D.C. suburbs to Washington Dulles International Airport.
  • D. E20 corridor
    The E20 corridor is a major trans-European railway route running through Poland that forms part of an important east–west transport link connecting Western and Eastern Europe.
  • E. East-West Tollway corridor
    The East-West Tollway corridor is a major suburban business and technology hub in the Chicago metropolitan area, known for its concentration of corporate headquarters, research facilities, and educational institutions along Interstate 88 in Illinois.
  • 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_69d8d388b0c881908e610a1c45b52640 completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e538098a148190b0fc7098ce3c62fd completed April 19, 2026, 8:16 p.m.
NED1 Entity disambiguation (via context triple) batch_6a049ae61fac81909c17b6e9318ed36e completed May 13, 2026, 3:38 p.m.
NEDg Description generation batch_6a049c6de51c8190ac839784577fa9b7 completed May 13, 2026, 3:44 p.m.
NED2 Entity disambiguation (via description) batch_6a049d555d208190a729bac48489ed3e completed May 13, 2026, 3:48 p.m.
Created at: April 10, 2026, 11:42 a.m.