Triple

T1642667
Position Surface form Disambiguated ID Type / Status
Subject Longfellow Bridge E35507 entity
Predicate alsoKnownAs P39 FINISHED
Object Salt-and-Pepper Bridge
Salt-and-Pepper Bridge is the colloquial name for Boston’s historic Longfellow Bridge, a steel and granite span over the Charles River known for its distinctive pepper-shaker-like towers.
E201935 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: Salt-and-Pepper Bridge | Statement: [Longfellow Bridge, alsoKnownAs, Salt-and-Pepper Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Salt-and-Pepper Bridge
Context triple: [Longfellow Bridge, alsoKnownAs, Salt-and-Pepper Bridge]
  • A. Usk Bridge
    Usk Bridge is a historic stone arch bridge spanning the River Usk in the town of Usk, Monmouthshire, Wales.
  • B. Grand Bridge
    The Grand Bridge is an imposing ornamental stone bridge and landscape feature within the grounds of Blenheim Palace in Oxfordshire, England, designed to enhance the estate’s grand Baroque setting.
  • C. Knife-Edge Bridge
    Knife-Edge Bridge is a narrow pedestrian bridge and viewing point that offers dramatic, close-up vistas of Victoria Falls and the surrounding gorge.
  • D. Admiral Clarey Bridge
    Admiral Clarey Bridge is a causeway-style bridge in Pearl Harbor, Hawaii, providing primary vehicular access between Ford Island and the island of Oʻahu.
  • E. Benson Bridge
    Benson Bridge is a historic pedestrian footbridge that spans the lower falls at Oregon’s Multnomah Falls, offering visitors a close-up view of the cascading water.
  • 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: Salt-and-Pepper Bridge
Triple: [Longfellow Bridge, alsoKnownAs, Salt-and-Pepper Bridge]
Generated description
Salt-and-Pepper Bridge is the colloquial name for Boston’s historic Longfellow Bridge, a steel and granite span over the Charles River known for its distinctive pepper-shaker-like towers.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Salt-and-Pepper Bridge
Target entity description: Salt-and-Pepper Bridge is the colloquial name for Boston’s historic Longfellow Bridge, a steel and granite span over the Charles River known for its distinctive pepper-shaker-like towers.
  • A. Usk Bridge
    Usk Bridge is a historic stone arch bridge spanning the River Usk in the town of Usk, Monmouthshire, Wales.
  • B. Grand Bridge
    The Grand Bridge is an imposing ornamental stone bridge and landscape feature within the grounds of Blenheim Palace in Oxfordshire, England, designed to enhance the estate’s grand Baroque setting.
  • C. Knife-Edge Bridge
    Knife-Edge Bridge is a narrow pedestrian bridge and viewing point that offers dramatic, close-up vistas of Victoria Falls and the surrounding gorge.
  • D. Admiral Clarey Bridge
    Admiral Clarey Bridge is a causeway-style bridge in Pearl Harbor, Hawaii, providing primary vehicular access between Ford Island and the island of Oʻahu.
  • E. Benson Bridge
    Benson Bridge is a historic pedestrian footbridge that spans the lower falls at Oregon’s Multnomah Falls, offering visitors a close-up view of the cascading water.
  • 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_69a88604618c81908b41f6429c431eb6 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69a90a3f4d8c8190aa0a44d1c9b1a7f0 completed March 5, 2026, 4:44 a.m.
NED1 Entity disambiguation (via context triple) batch_69adb5b7247c81909224f04af68c3a5d completed March 8, 2026, 5:45 p.m.
NEDg Description generation batch_69adb8b2b01c8190997179cdfd55da13 completed March 8, 2026, 5:58 p.m.
NED2 Entity disambiguation (via description) batch_69adb94aaf348190a28ca8e9d9cacf41 completed March 8, 2026, 6 p.m.
Created at: March 4, 2026, 7:28 p.m.