Triple

T893967
Position Surface form Disambiguated ID Type / Status
Subject Rosslyn, Arlington, Virginia E19300 entity
Predicate hasBikeway P1709 FINISHED
Object Mount Vernon Trail
The Mount Vernon Trail is a popular multi-use path in Northern Virginia that runs along the Potomac River, offering scenic routes for cyclists, runners, and walkers between Theodore Roosevelt Island and George Washington’s Mount Vernon.
E108167 NE FINISHED

How this triple was built (5 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: Mount Vernon Trail | Statement: [Rosslyn, Arlington, Virginia, hasBikeway, Mount Vernon Trail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mount Vernon Trail
Context triple: [Rosslyn, Arlington, Virginia, hasBikeway, Mount Vernon Trail]
  • A. Nobles Trail
    Nobles Trail was a historic wagon route used by 19th-century emigrants traveling to northern California, serving as an alternative path within the larger California Trail network.
  • B. North Road
    North Road was an early football ground in Newton Heath, Manchester, historically used by the club that later became Manchester United.
  • C. Southside Trail
    Southside Trail is a multi-use path in Atlanta that forms the southern segment of the Atlanta BeltLine, connecting neighborhoods with green space, transit access, and recreational amenities.
  • D. Bluegrass Parkway
    Bluegrass Parkway is a major limited-access highway in central Kentucky that connects Elizabethtown with the Lexington area, serving as an important regional transportation route.
  • E. Northside Trail
    Northside Trail is a popular multi-use path in Atlanta that winds through wooded areas and connects neighborhoods as part of the larger Atlanta BeltLine trail network.
  • 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: Mount Vernon Trail
Triple: [Rosslyn, Arlington, Virginia, hasBikeway, Mount Vernon Trail]
Generated description
The Mount Vernon Trail is a popular multi-use path in Northern Virginia that runs along the Potomac River, offering scenic routes for cyclists, runners, and walkers between Theodore Roosevelt Island and George Washington’s Mount Vernon.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mount Vernon Trail
Target entity description: The Mount Vernon Trail is a popular multi-use path in Northern Virginia that runs along the Potomac River, offering scenic routes for cyclists, runners, and walkers between Theodore Roosevelt Island and George Washington’s Mount Vernon.
  • A. Nobles Trail
    Nobles Trail was a historic wagon route used by 19th-century emigrants traveling to northern California, serving as an alternative path within the larger California Trail network.
  • B. North Road
    North Road was an early football ground in Newton Heath, Manchester, historically used by the club that later became Manchester United.
  • C. Southside Trail
    Southside Trail is a multi-use path in Atlanta that forms the southern segment of the Atlanta BeltLine, connecting neighborhoods with green space, transit access, and recreational amenities.
  • D. Bluegrass Parkway
    Bluegrass Parkway is a major limited-access highway in central Kentucky that connects Elizabethtown with the Lexington area, serving as an important regional transportation route.
  • E. Northside Trail
    Northside Trail is a popular multi-use path in Atlanta that winds through wooded areas and connects neighborhoods as part of the larger Atlanta BeltLine trail network.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasBikeway
Context triple: [Rosslyn, Arlington, Virginia, hasBikeway, Mount Vernon Trail]
  • A. hasBicycleFacilities chosen
    Indicates that appropriate bicycle-related infrastructure or amenities are available at or associated with the subject.
  • B. hasSidewalk
    Indicates that a location, path, or roadway is accompanied by a designated sidewalk area for pedestrian use.
  • C. bicycleType
    Indicates the specific kind or category of bicycle associated with an entity.
  • D. hasRailTrail
    Indicates that one location or entity possesses, includes, or is connected by a rail trail (a recreational trail converted from or running along a former or existing railway corridor) to another location or entity.
  • E. roadFeature
    Indicates that an entity is a specific physical or functional characteristic associated with a road, such as its structure, markings, or related infrastructure.
  • F. None of above.

Provenance (6 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_69a4939d37188190848be3d426ebc9ae completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4ad212cd8819091eb1b7d606f5afd completed March 1, 2026, 9:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69a7cf5824608190beb2c934d4986219 completed March 4, 2026, 6:21 a.m.
NEDg Description generation batch_69a7cff6d01c81909c838fe9b2242e2a completed March 4, 2026, 6:23 a.m.
NED2 Entity disambiguation (via description) batch_69a7d066a3488190b4737ab9e8093892 completed March 4, 2026, 6:25 a.m.
PD Predicate disambiguation batch_69a4aa94f7c881908deeb62308942e19 completed March 1, 2026, 9:07 p.m.
Created at: March 1, 2026, 7:39 p.m.