Triple

T5780779
Position Surface form Disambiguated ID Type / Status
Subject Zone 1A E127549 entity
Predicate farePolicyScope P65069 FINISHED
Object MBTA subway E2866 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: MBTA subway | Statement: [Zone 1A, farePolicyScope, MBTA subway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: MBTA subway
Context triple: [Zone 1A, farePolicyScope, MBTA subway]
  • A. MBTA chosen
    The MBTA (Massachusetts Bay Transportation Authority) is the public transit agency that operates subway, bus, commuter rail, and ferry services in the Greater Boston area.
  • B. MBTA
    MBTA is a landmark U.S. federal law enacted in 1918 that protects migratory bird species by prohibiting their unauthorized capture, killing, or trade.
  • C. MBTA rapid transit zone
    The MBTA rapid transit zone is the fare and service area designation used by Boston’s subway and light rail system to organize routes, stops, and pricing within the Massachusetts Bay Transportation Authority network.
  • D. Boston subway
    The Boston subway, officially known as the MBTA or "the T," is one of the oldest public transit systems in the United States, serving the Greater Boston area with an extensive network of underground and surface rail lines.
  • E. MBTA Red Line
    The MBTA Red Line is a major rapid transit line in the Boston metropolitan area that runs through key communities including Cambridge, connecting them to downtown Boston and other parts of the region.
  • 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: farePolicyScope
Context triple: [Zone 1A, farePolicyScope, MBTA subway]
  • A. farePolicyRelatedTo chosen
    Indicates a relationship where a fare policy is associated with, applies to, or governs a particular entity, context, or service.
  • B. farePolicyAuthority
    Indicates that an authority or organization is responsible for defining, regulating, or overseeing the fare policy applied to a transportation service or route.
  • C. farePolicySupport
    Indicates that there is a policy in place governing fares (such as prices, discounts, or rules) that is recognized, enabled, or supported in the given context.
  • D. farePolicyRole
    Indicates the role or function an entity has within a fare policy, such as how it participates in defining, applying, or managing that policy.
  • E. fareIntegrationScope
    Indicates the extent to which fares are coordinated or unified across different transportation services or systems.
  • 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_69c008361fa88190aefa4dc41b051e7f completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c02acb12c081908e4beee4a957f9f9 completed March 22, 2026, 5:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69c11ca837848190aace9f7d6109bff7 completed March 23, 2026, 10:57 a.m.
PD Predicate disambiguation batch_69c021d0c6088190ba670ddcdbf5ca3e completed March 22, 2026, 5:07 p.m.
Created at: March 22, 2026, 3:50 p.m.