Triple

T15344880
Position Surface form Disambiguated ID Type / Status
Subject Astoria–Ditmars Boulevard station E366889 entity
Predicate isNorthernTerminalOf P69344 FINISHED
Object W line
The W line is a New York City Subway service that runs on the BMT Broadway Line in Manhattan and into Queens, operating primarily on weekdays.
E1151708 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: W line | Statement: [Astoria–Ditmars Boulevard station, isNorthernTerminalOf, W line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: W line
Context triple: [Astoria–Ditmars Boulevard station, isNorthernTerminalOf, W line]
  • A. W Line
    The W Line is a light rail route in the Denver metropolitan area that connects downtown Denver with the western suburbs as part of the Regional Transportation District (RTD) system.
  • B. L Line
    The L Line was a light rail route in the Los Angeles Metro Rail system that connected communities across the San Gabriel Valley and Eastside before being integrated into other lines.
  • C. L Line
    The L Line is a New York City Subway service that runs crosstown in Manhattan and through northern Brooklyn, known for its heavily used 14th Street–Canarsie route and early adoption of automated trains.
  • D. R Line
    The R Line is a New York City Subway service that runs through Brooklyn, Queens, and Manhattan, connecting neighborhoods along a local route in the BMT Broadway Line corridor.
  • E. R Line
    The R Line is a light rail service in the Denver metropolitan area that runs through Aurora and connects key transit hubs within the Regional Transportation District network.
  • 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: W line
Triple: [Astoria–Ditmars Boulevard station, isNorthernTerminalOf, W line]
Generated description
The W line is a New York City Subway service that runs on the BMT Broadway Line in Manhattan and into Queens, operating primarily on weekdays.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: W line
Target entity description: The W line is a New York City Subway service that runs on the BMT Broadway Line in Manhattan and into Queens, operating primarily on weekdays.
  • A. W Line
    The W Line is a light rail route in the Denver metropolitan area that connects downtown Denver with the western suburbs as part of the Regional Transportation District (RTD) system.
  • B. L Line
    The L Line was a light rail route in the Los Angeles Metro Rail system that connected communities across the San Gabriel Valley and Eastside before being integrated into other lines.
  • C. L Line
    The L Line is a New York City Subway service that runs crosstown in Manhattan and through northern Brooklyn, known for its heavily used 14th Street–Canarsie route and early adoption of automated trains.
  • D. R Line
    The R Line is a New York City Subway service that runs through Brooklyn, Queens, and Manhattan, connecting neighborhoods along a local route in the BMT Broadway Line corridor.
  • E. R Line
    The R Line is a light rail service in the Denver metropolitan area that runs through Aurora and connects key transit hubs within the Regional Transportation District network.
  • 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_69d85a1355608190a6673ddb67231d54 completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e03e163a3c8190ab933411372c1573 completed April 16, 2026, 1:40 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff01f931408190828d87567cecaceb completed May 9, 2026, 9:44 a.m.
NEDg Description generation batch_69ff034de0508190aea8068e9c3d04d3 completed May 9, 2026, 9:50 a.m.
NED2 Entity disambiguation (via description) batch_69ff03c0ebc081908b1a132256e9d004 completed May 9, 2026, 9:52 a.m.
Created at: April 10, 2026, 3:17 a.m.