Triple

T3567059
Position Surface form Disambiguated ID Type / Status
Subject PNC Park E75474 entity
Predicate nearbyBridge P19223 FINISHED
Object Rachel Carson Bridge
The Rachel Carson Bridge is a historic yellow steel suspension bridge spanning the Allegheny River in Pittsburgh, Pennsylvania, named in honor of the renowned environmentalist Rachel Carson.
E369755 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: Rachel Carson Bridge | Statement: [PNC Park, nearbyBridge, Rachel Carson Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Rachel Carson Bridge
Context triple: [PNC Park, nearbyBridge, Rachel Carson Bridge]
  • A. Longfellow Bridge
    Longfellow Bridge is a historic steel and granite bridge in Boston, Massachusetts, known for carrying road and rail traffic between Boston and Cambridge across the Charles River.
  • B. Lacey V. Murrow Memorial Bridge
    The Lacey V. Murrow Memorial Bridge is a major floating bridge in Washington State that carries Interstate 90 across Lake Washington, connecting Seattle to its eastern suburbs.
  • C. Theodore Roosevelt Bridge
    The Theodore Roosevelt Bridge is a major highway bridge over the Potomac River in Washington, D.C., carrying traffic between the city and Arlington, Virginia.
  • D. Woodrow Wilson Bridge
    The Woodrow Wilson Bridge is a major bascule highway bridge carrying the Capital Beltway (I-95/I-495) between Virginia and Maryland just south of Washington, D.C.
  • E. Sarah Mildred Long Bridge
    The Sarah Mildred Long Bridge is a vehicular and railroad bridge spanning the Piscataqua River, connecting the states of Maine and New Hampshire in the northeastern United States.
  • 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: Rachel Carson Bridge
Triple: [PNC Park, nearbyBridge, Rachel Carson Bridge]
Generated description
The Rachel Carson Bridge is a historic yellow steel suspension bridge spanning the Allegheny River in Pittsburgh, Pennsylvania, named in honor of the renowned environmentalist Rachel Carson.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Rachel Carson Bridge
Target entity description: The Rachel Carson Bridge is a historic yellow steel suspension bridge spanning the Allegheny River in Pittsburgh, Pennsylvania, named in honor of the renowned environmentalist Rachel Carson.
  • A. Longfellow Bridge
    Longfellow Bridge is a historic steel and granite bridge in Boston, Massachusetts, known for carrying road and rail traffic between Boston and Cambridge across the Charles River.
  • B. Lacey V. Murrow Memorial Bridge
    The Lacey V. Murrow Memorial Bridge is a major floating bridge in Washington State that carries Interstate 90 across Lake Washington, connecting Seattle to its eastern suburbs.
  • C. Theodore Roosevelt Bridge
    The Theodore Roosevelt Bridge is a major highway bridge over the Potomac River in Washington, D.C., carrying traffic between the city and Arlington, Virginia.
  • D. Woodrow Wilson Bridge
    The Woodrow Wilson Bridge is a major bascule highway bridge carrying the Capital Beltway (I-95/I-495) between Virginia and Maryland just south of Washington, D.C.
  • E. Sarah Mildred Long Bridge
    The Sarah Mildred Long Bridge is a vehicular and railroad bridge spanning the Piscataqua River, connecting the states of Maine and New Hampshire in the northeastern United States.
  • 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_69ad85d512708190829c8b2d3a2ccfb8 completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adc0aa0fcc8190bc99df68d2bd9139 completed March 8, 2026, 6:32 p.m.
NED1 Entity disambiguation (via context triple) batch_69b3bbb01d108190bd098c86b0180b78 completed March 13, 2026, 7:24 a.m.
NEDg Description generation batch_69b3bc2f3c1c8190906e34e8c70287cb completed March 13, 2026, 7:26 a.m.
NED2 Entity disambiguation (via description) batch_69b3f5b2fdcc8190842d2d7bd09c65c4 completed March 13, 2026, 11:32 a.m.
Created at: March 8, 2026, 3:21 p.m.