Triple

T21344491
Position Surface form Disambiguated ID Type / Status
Subject Orange Line (San Diego Trolley) E526292 entity
Predicate connectsWith P37 FINISHED
Object Blue Line (San Diego Trolley)
The Blue Line (San Diego Trolley) is a light rail service in the San Diego Trolley system that runs primarily along the South Bay corridor, linking the U.S.–Mexico border at San Ysidro with downtown San Diego and points north.
E1481138 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: Blue Line (San Diego Trolley) | Statement: [Orange Line (San Diego Trolley), connectsWith, Blue Line (San Diego Trolley)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Blue Line (San Diego Trolley)
Context triple: [Orange Line (San Diego Trolley), connectsWith, Blue Line (San Diego Trolley)]
  • A. Orange Line (San Diego Trolley)
    The Orange Line is a light rail service of the San Diego Trolley system that runs east–west through central and eastern San Diego County, connecting downtown San Diego with communities such as Lemon Grove, La Mesa, and El Cajon.
  • B. San Diego Trolley
    The San Diego Trolley is a light rail transit system serving the San Diego metropolitan area, known for its multiple color-coded lines connecting downtown with surrounding communities and key regional destinations.
  • C. Blue Line (Sacramento RT)
    The Blue Line (Sacramento RT) is a light rail line in Sacramento, California, running north–south and connecting key destinations including downtown Sacramento and Cosumnes River College.
  • D. B Line (Los Angeles Metro)
    The B Line is a heavy-rail rapid transit line in the Los Angeles Metro system that runs primarily underground, connecting North Hollywood to downtown Los Angeles.
  • E. G Line (Los Angeles Metro)
    The G Line (Los Angeles Metro) is a bus rapid transit route in Los Angeles’ San Fernando Valley that runs primarily along dedicated busways, providing high-frequency east–west service.
  • 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: Blue Line (San Diego Trolley)
Triple: [Orange Line (San Diego Trolley), connectsWith, Blue Line (San Diego Trolley)]
Generated description
The Blue Line (San Diego Trolley) is a light rail service in the San Diego Trolley system that runs primarily along the South Bay corridor, linking the U.S.–Mexico border at San Ysidro with downtown San Diego and points north.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Blue Line (San Diego Trolley)
Target entity description: The Blue Line (San Diego Trolley) is a light rail service in the San Diego Trolley system that runs primarily along the South Bay corridor, linking the U.S.–Mexico border at San Ysidro with downtown San Diego and points north.
  • A. Orange Line (San Diego Trolley)
    The Orange Line is a light rail service of the San Diego Trolley system that runs east–west through central and eastern San Diego County, connecting downtown San Diego with communities such as Lemon Grove, La Mesa, and El Cajon.
  • B. San Diego Trolley
    The San Diego Trolley is a light rail transit system serving the San Diego metropolitan area, known for its multiple color-coded lines connecting downtown with surrounding communities and key regional destinations.
  • C. Blue Line (Sacramento RT)
    The Blue Line (Sacramento RT) is a light rail line in Sacramento, California, running north–south and connecting key destinations including downtown Sacramento and Cosumnes River College.
  • D. B Line (Los Angeles Metro)
    The B Line is a heavy-rail rapid transit line in the Los Angeles Metro system that runs primarily underground, connecting North Hollywood to downtown Los Angeles.
  • E. G Line (Los Angeles Metro)
    The G Line (Los Angeles Metro) is a bus rapid transit route in Los Angeles’ San Fernando Valley that runs primarily along dedicated busways, providing high-frequency east–west service.
  • 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_69e0b51c33048190ab27cede74ef798c completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e8a85274f481909e699b390bed9350 completed April 22, 2026, 10:52 a.m.
NED1 Entity disambiguation (via context triple) batch_6a09b4168f7c819084c0f779680a8052 completed May 17, 2026, 12:27 p.m.
NEDg Description generation batch_6a09b4f828b88190a2b203eef44880f5 completed May 17, 2026, 12:30 p.m.
NED2 Entity disambiguation (via description) batch_6a09b5aeb89c81909569ae7d5b611357 completed May 17, 2026, 12:33 p.m.
Created at: April 16, 2026, 4:44 p.m.