Triple

T11038276
Position Surface form Disambiguated ID Type / Status
Subject Royal Observatory, Greenwich E260941 entity
Predicate notableInstrument P9123 FINISHED
Object Shepherd Gate Clock
The Shepherd Gate Clock is a historic 24-hour public clock at the Royal Observatory in Greenwich that was among the first to display Greenwich Mean Time to the public.
E900752 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: Shepherd Gate Clock | Statement: [Royal Observatory, Greenwich, notableInstrument, Shepherd Gate Clock]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Shepherd Gate Clock
Context triple: [Royal Observatory, Greenwich, notableInstrument, Shepherd Gate Clock]
  • A. Eastgate Clock
    The Eastgate Clock is a prominent Victorian-era clock tower in Chester, England, often cited as one of the most photographed clocks in the United Kingdom after Big Ben.
  • B. Albert Memorial Clock
    The Albert Memorial Clock is a prominent 19th-century clock tower and landmark in central Belfast, built in Gothic style to commemorate Prince Albert.
  • C. Master Humphrey's Clock
    Master Humphrey's Clock was a 19th-century weekly periodical by Charles Dickens that serialized several of his works, including the novel Barnaby Rudge.
  • D. Great Clock of Westminster
    The Great Clock of Westminster is the iconic 19th-century clock mechanism that powers the famous Big Ben tower clock at the Palace of Westminster in London.
  • E. Ayer Mill Clock Tower
    The Ayer Mill Clock Tower is a historic mill clock tower in Lawrence, Massachusetts, known for its large clock faces and as a prominent symbol of the city’s industrial past.
  • 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: Shepherd Gate Clock
Triple: [Royal Observatory, Greenwich, notableInstrument, Shepherd Gate Clock]
Generated description
The Shepherd Gate Clock is a historic 24-hour public clock at the Royal Observatory in Greenwich that was among the first to display Greenwich Mean Time to the public.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Shepherd Gate Clock
Target entity description: The Shepherd Gate Clock is a historic 24-hour public clock at the Royal Observatory in Greenwich that was among the first to display Greenwich Mean Time to the public.
  • A. Eastgate Clock
    The Eastgate Clock is a prominent Victorian-era clock tower in Chester, England, often cited as one of the most photographed clocks in the United Kingdom after Big Ben.
  • B. Albert Memorial Clock
    The Albert Memorial Clock is a prominent 19th-century clock tower and landmark in central Belfast, built in Gothic style to commemorate Prince Albert.
  • C. Master Humphrey's Clock
    Master Humphrey's Clock was a 19th-century weekly periodical by Charles Dickens that serialized several of his works, including the novel Barnaby Rudge.
  • D. Great Clock of Westminster
    The Great Clock of Westminster is the iconic 19th-century clock mechanism that powers the famous Big Ben tower clock at the Palace of Westminster in London.
  • E. Ayer Mill Clock Tower
    The Ayer Mill Clock Tower is a historic mill clock tower in Lawrence, Massachusetts, known for its large clock faces and as a prominent symbol of the city’s industrial past.
  • 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_69d6aa979bdc8190bf0e79104cc098c1 completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d797fe93b081909d58bfd4b42715f0 completed April 9, 2026, 12:13 p.m.
NED1 Entity disambiguation (via context triple) batch_69e3a9c669608190af97c461beaf9f31 completed April 18, 2026, 3:56 p.m.
NEDg Description generation batch_69e3ad00b5c08190a7bf3ecbeae76d88 completed April 18, 2026, 4:10 p.m.
NED2 Entity disambiguation (via description) batch_69e3b1fff754819092d634f46fb42387 completed April 18, 2026, 4:32 p.m.
Created at: April 8, 2026, 9:26 p.m.