Triple

T2077428
Position Surface form Disambiguated ID Type / Status
Subject Susquehanna River E44956 entity
Predicate crossedBy P416 FINISHED
Object Market Street Bridge (Harrisburg)
The Market Street Bridge in Harrisburg is a historic multi-span bridge that carries Market Street across the Susquehanna River, linking downtown Harrisburg with the West Shore communities.
 E230649 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: Market Street Bridge (Harrisburg) | Statement: [Susquehanna River, crossedBy, Market Street Bridge (Harrisburg)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Market Street Bridge (Harrisburg)
Context triple: [Susquehanna River, crossedBy, Market Street Bridge (Harrisburg)]
  • A. Panhandle Bridge at Pittsburgh
    The Panhandle Bridge at Pittsburgh is a historic railroad bridge over the Monongahela River that once carried major Pennsylvania Railroad and successor passenger trains into downtown Pittsburgh.
  • B. Wells Street Bridge
    Wells Street Bridge is a historic double-deck, double-leaf bascule bridge in downtown Chicago that carries both road traffic and elevated trains across the Chicago River.
  • C. Lehigh Valley Railroad Bridge (former)
    The Lehigh Valley Railroad Bridge (former) was a now-demolished rail bridge that once carried Lehigh Valley Railroad trains across Newark Bay in New Jersey.
  • D. Benjamin Franklin Bridge
    The Benjamin Franklin Bridge is a major suspension bridge connecting Philadelphia, Pennsylvania, and Camden, New Jersey, serving as a key transportation link across the Delaware River.
  • E. Harrison Street bridge
    Harrison Street bridge is a roadway bridge spanning Lake Carnegie in Princeton, New Jersey, carrying Harrison Street across the lake and connecting the surrounding communities.
  • 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: Market Street Bridge (Harrisburg)
Triple: [Susquehanna River, crossedBy, Market Street Bridge (Harrisburg)]
Generated description
The Market Street Bridge in Harrisburg is a historic multi-span bridge that carries Market Street across the Susquehanna River, linking downtown Harrisburg with the West Shore communities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Market Street Bridge (Harrisburg)
Target entity description: The Market Street Bridge in Harrisburg is a historic multi-span bridge that carries Market Street across the Susquehanna River, linking downtown Harrisburg with the West Shore communities.
  • A. Panhandle Bridge at Pittsburgh
    The Panhandle Bridge at Pittsburgh is a historic railroad bridge over the Monongahela River that once carried major Pennsylvania Railroad and successor passenger trains into downtown Pittsburgh.
  • B. Wells Street Bridge
    Wells Street Bridge is a historic double-deck, double-leaf bascule bridge in downtown Chicago that carries both road traffic and elevated trains across the Chicago River.
  • C. Lehigh Valley Railroad Bridge (former)
    The Lehigh Valley Railroad Bridge (former) was a now-demolished rail bridge that once carried Lehigh Valley Railroad trains across Newark Bay in New Jersey.
  • D. Benjamin Franklin Bridge
    The Benjamin Franklin Bridge is a major suspension bridge connecting Philadelphia, Pennsylvania, and Camden, New Jersey, serving as a key transportation link across the Delaware River.
  • E. Harrison Street bridge
    Harrison Street bridge is a roadway bridge spanning Lake Carnegie in Princeton, New Jersey, carrying Harrison Street across the lake and connecting the surrounding communities.
  • 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_69a88916c2b48190a5ca2e9b12cad3ed completed March 4, 2026, 7:33 p.m.
NER Named-entity recognition batch_69abba2fa9c48190958826d5226544df completed March 7, 2026, 5:39 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae2734a0688190a43c9687af48d06d completed March 9, 2026, 1:49 a.m.
NEDg Description generation batch_69ae28155ec8819097741dcfd3d81110 completed March 9, 2026, 1:53 a.m.
NED2 Entity disambiguation (via description) batch_69ae2889503c8190bc72e786c656edf3 completed March 9, 2026, 1:55 a.m.
Created at: March 4, 2026, 7:41 p.m.