Triple

T16591670
Position Surface form Disambiguated ID Type / Status
Subject Nepean River E403102 entity
Predicate crossedBy P416 FINISHED
Object M4 Motorway bridge at Penrith
The M4 Motorway bridge at Penrith is a major road bridge in western Sydney that carries the M4 Motorway across the Nepean River, linking Penrith with suburbs to the east.
E1222215 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: M4 Motorway bridge at Penrith | Statement: [Nepean River, crossedBy, M4 Motorway bridge at Penrith]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: M4 Motorway bridge at Penrith
Context triple: [Nepean River, crossedBy, M4 Motorway bridge at Penrith]
  • A. M5 Motorway bridge
    The M5 Motorway bridge is a major road bridge in Sydney, Australia, carrying the M5 Motorway across the Georges River as part of a key arterial route in the city's southwest.
  • B. Arnside Viaduct
    Arnside Viaduct is a long railway bridge in Cumbria, England, carrying the Furness Line across the Kent Estuary and forming a prominent feature of the local coastal landscape.
  • C. Trinity Bridge, Manchester
    Trinity Bridge in Manchester is a distinctive modern footbridge over the River Irwell, designed by architect Santiago Calatrava and known for its striking cable-stayed, asymmetrical form.
  • D. Northenden Bridge
    Northenden Bridge is a road bridge over the River Mersey in the Northenden area of Manchester, England, providing a key local crossing point.
  • E. Ennerdale Link Bridges
    Ennerdale Link Bridges is a road bridge structure spanning the River Hull in Kingston upon Hull, England, providing a key local transport link.
  • 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: M4 Motorway bridge at Penrith
Triple: [Nepean River, crossedBy, M4 Motorway bridge at Penrith]
Generated description
The M4 Motorway bridge at Penrith is a major road bridge in western Sydney that carries the M4 Motorway across the Nepean River, linking Penrith with suburbs to the east.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: M4 Motorway bridge at Penrith
Target entity description: The M4 Motorway bridge at Penrith is a major road bridge in western Sydney that carries the M4 Motorway across the Nepean River, linking Penrith with suburbs to the east.
  • A. M5 Motorway bridge
    The M5 Motorway bridge is a major road bridge in Sydney, Australia, carrying the M5 Motorway across the Georges River as part of a key arterial route in the city's southwest.
  • B. Arnside Viaduct
    Arnside Viaduct is a long railway bridge in Cumbria, England, carrying the Furness Line across the Kent Estuary and forming a prominent feature of the local coastal landscape.
  • C. Trinity Bridge, Manchester
    Trinity Bridge in Manchester is a distinctive modern footbridge over the River Irwell, designed by architect Santiago Calatrava and known for its striking cable-stayed, asymmetrical form.
  • D. Northenden Bridge
    Northenden Bridge is a road bridge over the River Mersey in the Northenden area of Manchester, England, providing a key local crossing point.
  • E. Ennerdale Link Bridges
    Ennerdale Link Bridges is a road bridge structure spanning the River Hull in Kingston upon Hull, England, providing a key local transport link.
  • 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_69d88387363c8190a97a0c942130de97 completed April 10, 2026, 4:58 a.m.
NER Named-entity recognition batch_69e359a123e8819095cd73cd848a3345 completed April 18, 2026, 10:14 a.m.
NED1 Entity disambiguation (via context triple) batch_6a00759b9e5081909815d2cd00d44490 completed May 10, 2026, 12:10 p.m.
NEDg Description generation batch_6a007680bc7c81908c81ad690035ed47 completed May 10, 2026, 12:13 p.m.
NED2 Entity disambiguation (via description) batch_6a007734abd481909c9c698f2aef7632 completed May 10, 2026, 12:16 p.m.
Created at: April 10, 2026, 5:16 a.m.