Triple

T2825717
Position Surface form Disambiguated ID Type / Status
Subject Monongahela River E54914 entity
Predicate hasBridge P386 FINISHED
Object Liberty Bridge
Liberty Bridge is a major steel cantilever bridge in Pittsburgh, Pennsylvania, carrying vehicular traffic between downtown and the city's South Hills across the Monongahela River.
E498835 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: Liberty Bridge | Statement: [Monongahela River, hasBridge, Liberty Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Liberty Bridge
Context triple: [Monongahela River, hasBridge, Liberty Bridge]
  • A. Liberty Bridge
    Liberty Bridge is a distinctive pedestrian suspension bridge in downtown Greenville, South Carolina, renowned for its curved design and views over Falls Park on the Reedy.
  • B. St. Johns Bridge
    St. Johns Bridge is a historic steel suspension bridge in Portland, Oregon, noted for its striking Gothic-style towers and scenic span over the Willamette River.
  • C. Jones Bridge
    Jones Bridge is a historic neoclassical bridge in Manila, Philippines, known for connecting key districts across the Pasig River and serving as an iconic city landmark.
  • D. Mystic River Bridge
    The Mystic River Bridge, officially known as the Maurice J. Tobin Memorial Bridge, is a major steel cantilever roadway bridge in Boston, Massachusetts, carrying U.S. Route 1 over the Mystic River between Charlestown and Chelsea.
  • E. Victory Bridge
    Victory Bridge is a vehicular bridge in New Jersey that spans the Raritan River, linking the cities of Perth Amboy and Sayreville.
  • 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: Liberty Bridge
Triple: [Monongahela River, hasBridge, Liberty Bridge]
Generated description
Liberty Bridge is a major steel cantilever bridge in Pittsburgh, Pennsylvania, carrying vehicular traffic between downtown and the city's South Hills across the Monongahela River.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Liberty Bridge
Target entity description: Liberty Bridge is a major steel cantilever bridge in Pittsburgh, Pennsylvania, carrying vehicular traffic between downtown and the city's South Hills across the Monongahela River.
  • A. Liberty Bridge
    Liberty Bridge is a distinctive pedestrian suspension bridge in downtown Greenville, South Carolina, renowned for its curved design and views over Falls Park on the Reedy.
  • B. St. Johns Bridge
    St. Johns Bridge is a historic steel suspension bridge in Portland, Oregon, noted for its striking Gothic-style towers and scenic span over the Willamette River.
  • C. Jones Bridge
    Jones Bridge is a historic neoclassical bridge in Manila, Philippines, known for connecting key districts across the Pasig River and serving as an iconic city landmark.
  • D. Mystic River Bridge
    The Mystic River Bridge, officially known as the Maurice J. Tobin Memorial Bridge, is a major steel cantilever roadway bridge in Boston, Massachusetts, carrying U.S. Route 1 over the Mystic River between Charlestown and Chelsea.
  • E. Victory Bridge
    Victory Bridge is a vehicular bridge in New Jersey that spans the Raritan River, linking the cities of Perth Amboy and Sayreville.
  • 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_69ab49e100c0819082a40cb797383243 completed March 6, 2026, 9:40 p.m.
NER Named-entity recognition batch_69abde925e688190bb390d3182f8c4f0 completed March 7, 2026, 8:15 a.m.
NED1 Entity disambiguation (via context triple) batch_69becf8388f8819090829c206f4080a2 completed March 21, 2026, 5:04 p.m.
NEDg Description generation batch_69bed398062c8190bccf063099553b5c completed March 21, 2026, 5:21 p.m.
NED2 Entity disambiguation (via description) batch_69bed3eb41f08190991d4eb0db309362 completed March 21, 2026, 5:22 p.m.
Created at: March 6, 2026, 9:59 p.m.