Triple

T11038249
Position Surface form Disambiguated ID Type / Status
Subject Royal Observatory, Greenwich E260941 entity
Predicate altName P39 FINISHED
Object Flamsteed House (original building)
Flamsteed House (original building) is the historic 17th-century structure at the Royal Observatory in Greenwich that served as the residence and workplace of the first Astronomer Royal, John Flamsteed.
 E900750 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: Flamsteed House (original building) | Statement: [Royal Observatory, Greenwich, altName, Flamsteed House (original building)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Flamsteed House (original building)
Context triple: [Royal Observatory, Greenwich, altName, Flamsteed House (original building)]
  • A. Newcastle House, London
    Newcastle House, London was a grand aristocratic townhouse in Lincoln's Inn Fields that served as the principal London residence of the powerful Whig statesman Thomas Pelham-Holles, 1st Duke of Newcastle.
  • B. The Star and Garter building
    The Star and Garter building is a prominent historic former hotel and military convalescent home overlooking the River Thames in Richmond, London.
  • C. Stafford House
    Stafford House, now known as Lancaster House, is a grand 19th-century London mansion near St James's Palace that has hosted numerous royal and diplomatic events.
  • D. Glebe House of St. Mary’s Parish
    Glebe House of St. Mary’s Parish is a historic Anglican clergy residence in rural Northumberland County, Virginia, notable for its colonial-era architecture and role in the region’s early religious history.
  • E. Stamford House
    Stamford House is a historic colonial-era commercial building in Singapore known for its distinctive architecture and location within the city’s civic and shopping district.
  • 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: Flamsteed House (original building)
Triple: [Royal Observatory, Greenwich, altName, Flamsteed House (original building)]
Generated description
Flamsteed House (original building) is the historic 17th-century structure at the Royal Observatory in Greenwich that served as the residence and workplace of the first Astronomer Royal, John Flamsteed.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Flamsteed House (original building)
Target entity description: Flamsteed House (original building) is the historic 17th-century structure at the Royal Observatory in Greenwich that served as the residence and workplace of the first Astronomer Royal, John Flamsteed.
  • A. Newcastle House, London
    Newcastle House, London was a grand aristocratic townhouse in Lincoln's Inn Fields that served as the principal London residence of the powerful Whig statesman Thomas Pelham-Holles, 1st Duke of Newcastle.
  • B. The Star and Garter building
    The Star and Garter building is a prominent historic former hotel and military convalescent home overlooking the River Thames in Richmond, London.
  • C. Stafford House
    Stafford House, now known as Lancaster House, is a grand 19th-century London mansion near St James's Palace that has hosted numerous royal and diplomatic events.
  • D. Glebe House of St. Mary’s Parish
    Glebe House of St. Mary’s Parish is a historic Anglican clergy residence in rural Northumberland County, Virginia, notable for its colonial-era architecture and role in the region’s early religious history.
  • E. Stamford House
    Stamford House is a historic colonial-era commercial building in Singapore known for its distinctive architecture and location within the city’s civic and shopping district.
  • 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.