Triple

T10900521
Position Surface form Disambiguated ID Type / Status
Subject London, Brighton and South Coast Railway E257426 entity
Predicate servedPort P1763 FINISHED
Object Portsmouth
Portsmouth is a historic naval port city on England’s south coast, known for its maritime heritage and major Royal Navy base.
 E18376 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: Portsmouth | Statement: [London, Brighton and South Coast Railway, servedPort, Portsmouth]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Portsmouth
Context triple: [London, Brighton and South Coast Railway, servedPort, Portsmouth]
  • A. Portsmouth
    Portsmouth is a historic seaport city in southeastern New Hampshire known for its colonial-era architecture, maritime heritage, and vibrant cultural scene.
  • B. Portsmouth
    Portsmouth is a residential neighborhood in North Portland, Oregon, known for its parks, schools, and diverse community.
  • C. Portsmouth
    Portsmouth is an independent port city in southeastern Virginia known for its historic shipyard, naval facilities, and waterfront along the Elizabeth River.
  • D. Portsmouth
    Portsmouth is a coastal town in northern Dominica known as a key port and gateway to the island’s natural attractions, including nearby rainforests and mountains.
  • E. Portsmouth
    Portsmouth is one of the earliest English settlements in what is now the state of Rhode Island, located on Aquidneck Island in Narragansett Bay.
  • 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: Portsmouth
Triple: [London, Brighton and South Coast Railway, servedPort, Portsmouth]
Generated description
Portsmouth is a historic naval port city on England’s south coast, known for its maritime heritage and major Royal Navy base.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Portsmouth
Target entity description: Portsmouth is a historic naval port city on England’s south coast, known for its maritime heritage and major Royal Navy base.
  • A. Portsmouth chosen
    Portsmouth is a historic naval port city on England’s south coast, heavily targeted and damaged during the World War II Blitz.
  • B. Portsmouth
    Portsmouth is an independent port city in southeastern Virginia known for its historic shipyard, naval facilities, and waterfront along the Elizabeth River.
  • C. Portsmouth
    Portsmouth is a historic seaport city in southeastern New Hampshire known for its colonial-era architecture, maritime heritage, and vibrant cultural scene.
  • D. Portsmouth
    Portsmouth is one of the earliest English settlements in what is now the state of Rhode Island, located on Aquidneck Island in Narragansett Bay.
  • E. Portsmouth
    Portsmouth is a coastal town in northern Dominica known as a key port and gateway to the island’s natural attractions, including nearby rainforests and mountains.
  • F. None of above.

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_69d6aa8550c8819095508a2ed9acf3db completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d761a2f02881908b70be6499dd8d98 completed April 9, 2026, 8:21 a.m.
NED1 Entity disambiguation (via context triple) batch_69e3443f04c08190a8071ac7374115b1 completed April 18, 2026, 8:43 a.m.
NEDg Description generation batch_69e3556ad7ec819095b3babc67ecdfd4 completed April 18, 2026, 9:56 a.m.
NED2 Entity disambiguation (via description) batch_69e358f860f08190bfd10519ff3806aa completed April 18, 2026, 10:12 a.m.
Created at: April 8, 2026, 9:22 p.m.