Triple

T8829056
Position Surface form Disambiguated ID Type / Status
Subject Van Sweringen brothers E210085 entity
Predicate developed P73 FINISHED
Object Shaker Heights rapid transit line
The Shaker Heights rapid transit line is an electric light rail system serving the Cleveland, Ohio suburbs, known for its early 20th-century suburban planning and integration with the city’s transit network.
E761792 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: Shaker Heights rapid transit line | Statement: [Van Sweringen brothers, developed, Shaker Heights rapid transit line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Shaker Heights rapid transit line
Context triple: [Van Sweringen brothers, developed, Shaker Heights rapid transit line]
  • A. Cleveland RTA Red Line
    The Cleveland RTA Red Line is a heavy rail rapid transit route in Cleveland, Ohio, running between Cleveland Hopkins International Airport and the city’s east side via downtown.
  • B. Ravenswood Line
    The Ravenswood Line is the historical name for what is now known as the Chicago Transit Authority's Brown Line, an elevated rapid transit route serving Chicago's North Side.
  • C. Buffalo Metro Rail
    Buffalo Metro Rail is the light rail rapid transit system serving the city of Buffalo, New York, and its downtown corridor.
  • D. Red Line northwest branch
    The Red Line northwest branch is a planned rapid transit extension serving the northwestern suburbs as part of the Red Line’s expanded corridor.
  • E. The Red Line
    The Red Line is an American television drama miniseries that follows the intersecting lives of three Chicago families after a white police officer shoots an unarmed Black doctor, and is known for starring Noah Wyle.
  • 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: Shaker Heights rapid transit line
Triple: [Van Sweringen brothers, developed, Shaker Heights rapid transit line]
Generated description
The Shaker Heights rapid transit line is an electric light rail system serving the Cleveland, Ohio suburbs, known for its early 20th-century suburban planning and integration with the city’s transit network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Shaker Heights rapid transit line
Target entity description: The Shaker Heights rapid transit line is an electric light rail system serving the Cleveland, Ohio suburbs, known for its early 20th-century suburban planning and integration with the city’s transit network.
  • A. Cleveland RTA Red Line
    The Cleveland RTA Red Line is a heavy rail rapid transit route in Cleveland, Ohio, running between Cleveland Hopkins International Airport and the city’s east side via downtown.
  • B. Ravenswood Line
    The Ravenswood Line is the historical name for what is now known as the Chicago Transit Authority's Brown Line, an elevated rapid transit route serving Chicago's North Side.
  • C. Buffalo Metro Rail
    Buffalo Metro Rail is the light rail rapid transit system serving the city of Buffalo, New York, and its downtown corridor.
  • D. Red Line northwest branch
    The Red Line northwest branch is a planned rapid transit extension serving the northwestern suburbs as part of the Red Line’s expanded corridor.
  • E. The Red Line
    The Red Line is an American television drama miniseries that follows the intersecting lives of three Chicago families after a white police officer shoots an unarmed Black doctor, and is known for starring Noah Wyle.
  • 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_69ca8365b28081909e48e45e95dfc405 completed March 30, 2026, 2:06 p.m.
NER Named-entity recognition batch_69cc604c52a48190807e46c15e3c1558 completed April 1, 2026, 12:01 a.m.
NED1 Entity disambiguation (via context triple) batch_69cf896382708190a08c6bacf1157066 completed April 3, 2026, 9:33 a.m.
NEDg Description generation batch_69cf8ab6c1a8819097b8a84902a10296 completed April 3, 2026, 9:39 a.m.
NED2 Entity disambiguation (via description) batch_69cf8bc521dc81908918b48a25f290bb completed April 3, 2026, 9:43 a.m.
Created at: March 30, 2026, 6:47 p.m.