Triple

T647736
Position Surface form Disambiguated ID Type / Status
Subject Los Angeles Metro Rail E11277 entity
Predicate secondaryHub P8522 FINISHED
Object 7th Street/Metro Center
7th Street/Metro Center is a major downtown Los Angeles transit station that serves as a key transfer point between multiple Metro Rail lines and regional rail services.
E81067 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: 7th Street/Metro Center | Statement: [Los Angeles Metro Rail, secondaryHub, 7th Street/Metro Center]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 7th Street/Metro Center
Context triple: [Los Angeles Metro Rail, secondaryHub, 7th Street/Metro Center]
  • A. Sproul Plaza
    Sproul Plaza is the central public square of UC Berkeley’s campus, historically renowned as a focal point for student activism and free speech movements.
  • B. Washington Street Mall
    Washington Street Mall is a popular pedestrian shopping and dining district in historic Cape May, New Jersey.
  • C. Portland Transit Mall
    Portland Transit Mall is a major public transit corridor in downtown Portland, Oregon, featuring dedicated lanes and stops for buses and light rail along key central city streets.
  • D. Vellucci Plaza
    Vellucci Plaza is a small public square and community gathering spot located in the Inman Square neighborhood of Cambridge, Massachusetts.
  • E. South 9th Street
    South 9th Street is a well-known thoroughfare in South Philadelphia that runs through the historic Italian Market, lined with food vendors, specialty shops, and neighborhood businesses.
  • 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: 7th Street/Metro Center
Triple: [Los Angeles Metro Rail, secondaryHub, 7th Street/Metro Center]
Generated description
7th Street/Metro Center is a major downtown Los Angeles transit station that serves as a key transfer point between multiple Metro Rail lines and regional rail services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 7th Street/Metro Center
Target entity description: 7th Street/Metro Center is a major downtown Los Angeles transit station that serves as a key transfer point between multiple Metro Rail lines and regional rail services.
  • A. Sproul Plaza
    Sproul Plaza is the central public square of UC Berkeley’s campus, historically renowned as a focal point for student activism and free speech movements.
  • B. Washington Street Mall
    Washington Street Mall is a popular pedestrian shopping and dining district in historic Cape May, New Jersey.
  • C. Portland Transit Mall
    Portland Transit Mall is a major public transit corridor in downtown Portland, Oregon, featuring dedicated lanes and stops for buses and light rail along key central city streets.
  • D. Vellucci Plaza
    Vellucci Plaza is a small public square and community gathering spot located in the Inman Square neighborhood of Cambridge, Massachusetts.
  • E. South 9th Street
    South 9th Street is a well-known thoroughfare in South Philadelphia that runs through the historic Italian Market, lined with food vendors, specialty shops, and neighborhood businesses.
  • 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_69a493266a2881909daf4c40f719dee8 completed March 1, 2026, 7:27 p.m.
NER Named-entity recognition batch_69a49f1cb24481909d3b41a56b29dee9 completed March 1, 2026, 8:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69a580373e3c81909aa9ff50f3b1e781 completed March 2, 2026, 12:19 p.m.
NEDg Description generation batch_69a5833e10bc819091dba5bb5ec9ea85 completed March 2, 2026, 12:31 p.m.
NED2 Entity disambiguation (via description) batch_69a583a35678819087d440a05c7b636d completed March 2, 2026, 12:33 p.m.
Created at: March 1, 2026, 7:36 p.m.