Triple

T6112430
Position Surface form Disambiguated ID Type / Status
Subject Elkridge E136275 entity
Predicate hasHistoricSite P1098 FINISHED
Object Thomas Viaduct
Thomas Viaduct is a historic early 19th-century stone railroad bridge in Maryland, notable as one of the oldest multiple-arch railroad bridges still in use in the United States.
 E569276 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: Thomas Viaduct | Statement: [Elkridge, hasHistoricSite, Thomas Viaduct]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Thomas Viaduct
Context triple: [Elkridge, hasHistoricSite, Thomas Viaduct]
  • A. Viaducto
    Viaducto is a Mexico City Metro station on Line 2 serving the southern part of the city near the Viaducto Miguel Alemán expressway.
  • B. Neisse Viaduct
    The Neisse Viaduct is a historic railway bridge spanning the Lusatian Neisse River near Görlitz, notable for connecting Germany and Poland and symbolizing cross-border transport and heritage.
  • C. Lechmere Viaduct
    Lechmere Viaduct is a historic concrete arch bridge in Boston that carries MBTA Green Line trains across the Charles River between Boston and Cambridge.
  • D. Ypsilon Bridge
    Ypsilon Bridge is a distinctive cable-stayed pedestrian bridge in Drammen, Norway, known for its Y-shaped design and modern architectural style.
  • E. Okertal Bridge
    The Okertal Bridge is a notable road bridge spanning the Oker River in the Harz region of Germany, known for its scenic surroundings and role in regional transportation.
  • 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: Thomas Viaduct
Triple: [Elkridge, hasHistoricSite, Thomas Viaduct]
Generated description
Thomas Viaduct is a historic early 19th-century stone railroad bridge in Maryland, notable as one of the oldest multiple-arch railroad bridges still in use in the United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Thomas Viaduct
Target entity description: Thomas Viaduct is a historic early 19th-century stone railroad bridge in Maryland, notable as one of the oldest multiple-arch railroad bridges still in use in the United States.
  • A. Viaducto
    Viaducto is a Mexico City Metro station on Line 2 serving the southern part of the city near the Viaducto Miguel Alemán expressway.
  • B. Neisse Viaduct
    The Neisse Viaduct is a historic railway bridge spanning the Lusatian Neisse River near Görlitz, notable for connecting Germany and Poland and symbolizing cross-border transport and heritage.
  • C. Lechmere Viaduct
    Lechmere Viaduct is a historic concrete arch bridge in Boston that carries MBTA Green Line trains across the Charles River between Boston and Cambridge.
  • D. Ypsilon Bridge
    Ypsilon Bridge is a distinctive cable-stayed pedestrian bridge in Drammen, Norway, known for its Y-shaped design and modern architectural style.
  • E. Okertal Bridge
    The Okertal Bridge is a notable road bridge spanning the Oker River in the Harz region of Germany, known for its scenic surroundings and role in regional transportation.
  • 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_69c0089ea6f88190b349be53e04b4f5f completed March 22, 2026, 3:19 p.m.
NER Named-entity recognition batch_69c05bbde2048190909aa3a8097bcf93 completed March 22, 2026, 9:14 p.m.
NED1 Entity disambiguation (via context triple) batch_69c125631e008190921206b9e355202b completed March 23, 2026, 11:34 a.m.
NEDg Description generation batch_69c1281a40a0819083e1ed6fe5433016 completed March 23, 2026, 11:46 a.m.
NED2 Entity disambiguation (via description) batch_69c12891264c81908eec332350863b4a completed March 23, 2026, 11:48 a.m.
Created at: March 22, 2026, 4:13 p.m.