Triple

T3135736
Position Surface form Disambiguated ID Type / Status
Subject Pentagon City station E65523 entity
Predicate hasBusConnections P1298 FINISHED
Object WMATA Metrobus routes
WMATA Metrobus routes are a network of public bus lines operated by the Washington Metropolitan Area Transit Authority serving Washington, D.C. and its surrounding suburbs.
E328893 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: WMATA Metrobus routes | Statement: [Pentagon City station, hasBusConnections, WMATA Metrobus routes]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: WMATA Metrobus routes
Context triple: [Pentagon City station, hasBusConnections, WMATA Metrobus routes]
  • A. Arlington Transit bus service
    Arlington Transit bus service is a local public bus system in Arlington, Virginia that provides neighborhood and commuter routes connecting areas such as Clarendon to key destinations across the county and regional transit network.
  • B. MBTA bus network
    The MBTA bus network is the system of public bus routes serving Cambridge and the greater Boston area as part of the Massachusetts Bay Transportation Authority’s regional transit services.
  • C. Transitway
    Transitway is a bus rapid transit network in Ottawa, Ontario, providing high-capacity, grade-separated transit service across the city.
  • D. Washington Metro
    Washington Metro is the rapid transit system serving the Washington, D.C. metropolitan area, known for its extensive rail network connecting the city with its suburbs in Maryland and Virginia.
  • E. Washington Metro Green Line
    The Washington Metro Green Line is a rapid transit line in the Washington, D.C. metropolitan area that runs north–south through the city and into surrounding suburbs, including Prince George’s County, Maryland.
  • 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: WMATA Metrobus routes
Triple: [Pentagon City station, hasBusConnections, WMATA Metrobus routes]
Generated description
WMATA Metrobus routes are a network of public bus lines operated by the Washington Metropolitan Area Transit Authority serving Washington, D.C. and its surrounding suburbs.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: WMATA Metrobus routes
Target entity description: WMATA Metrobus routes are a network of public bus lines operated by the Washington Metropolitan Area Transit Authority serving Washington, D.C. and its surrounding suburbs.
  • A. Arlington Transit bus service
    Arlington Transit bus service is a local public bus system in Arlington, Virginia that provides neighborhood and commuter routes connecting areas such as Clarendon to key destinations across the county and regional transit network.
  • B. MBTA bus network
    The MBTA bus network is the system of public bus routes serving Cambridge and the greater Boston area as part of the Massachusetts Bay Transportation Authority’s regional transit services.
  • C. Transitway
    Transitway is a bus rapid transit network in Ottawa, Ontario, providing high-capacity, grade-separated transit service across the city.
  • D. Washington Metro
    Washington Metro is the rapid transit system serving the Washington, D.C. metropolitan area, known for its extensive rail network connecting the city with its suburbs in Maryland and Virginia.
  • E. Washington Metro Green Line
    The Washington Metro Green Line is a rapid transit line in the Washington, D.C. metropolitan area that runs north–south through the city and into surrounding suburbs, including Prince George’s County, Maryland.
  • 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_69ad8581c25c8190b0d85ba9b9baa531 completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69ada5637de0819089393429c4017298 completed March 8, 2026, 4:35 p.m.
NED1 Entity disambiguation (via context triple) batch_69b20f8793488190aa31040edaf1d627 completed March 12, 2026, 12:57 a.m.
NEDg Description generation batch_69b2103d83688190b107ecbacac604c1 completed March 12, 2026, 1 a.m.
NED2 Entity disambiguation (via description) batch_69b210a290088190aaa10a015519e1de completed March 12, 2026, 1:02 a.m.
Created at: March 8, 2026, 3:05 p.m.