Triple

T3224376
Position Surface form Disambiguated ID Type / Status
Subject Roxbury Crossing station E67587 entity
Predicate rebuildRelatedTo P41357 FINISHED
Object Southwest Corridor project E310522 NE FINISHED

How this triple was built (3 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: Southwest Corridor project | Statement: [Roxbury Crossing station, rebuildRelatedTo, Southwest Corridor project]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Southwest Corridor project
Context triple: [Roxbury Crossing station, rebuildRelatedTo, Southwest Corridor project]
  • A. Crenshaw/LAX Transit Project
    The Crenshaw/LAX Transit Project is a Los Angeles Metro rail expansion initiative designed to improve transit access along the Crenshaw Corridor and provide a key light rail connection to the Los Angeles International Airport area.
  • B. Central Artery/Tunnel Project chosen
    The Central Artery/Tunnel Project, commonly known as the "Big Dig," was a massive Boston infrastructure megaproject that rerouted the city’s central highway into tunnels to reduce congestion and reclaim urban space.
  • C. Alameda Corridor
    The Alameda Corridor is a 20-mile freight rail expressway in Los Angeles County that consolidates and streamlines cargo movement between the region’s ports and the national rail network.
  • D. Peninsula rail corridor
    The Peninsula rail corridor is the major rail line running through California’s San Francisco Peninsula, carrying both commuter and intercity trains between San Francisco and the South Bay.
  • E. Altamont Corridor Express
    Altamont Corridor Express is a commuter rail service in Northern California that connects Central Valley communities with the San Francisco Bay Area.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: rebuildRelatedTo
Context triple: [Roxbury Crossing station, rebuildRelatedTo, Southwest Corridor project]
  • A. relatedTo
    Indicates a general, non-specific relationship or association exists between two entities.
  • B. rebuild chosen
    Indicates restoring or constructing again something that was previously built, often after damage, destruction, or significant alteration.
  • C. relatedField
    Indicates that one field, topic, or area of study is connected or relevant to another in subject matter or application.
  • D. multipleRelation
    Indicates that an entity is involved in more than one distinct relationship of the specified type with other entities.
  • E. relationToCreation
    Indicates the nature of a connection or involvement an entity has with the origin, production, or bringing-into-existence of something.
  • F. None of above.

Provenance (4 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_69ad858b8adc8190ad989712c87a476b completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69adae1ae8f08190880d0f0e8539cdbc completed March 8, 2026, 5:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69b2625a22148190927b2a63ae3fc726 completed March 12, 2026, 6:51 a.m.
PD Predicate disambiguation batch_69ad9e0bb6c48190a0659c67d40ee37c completed March 8, 2026, 4:04 p.m.
Created at: March 8, 2026, 3:08 p.m.