Triple

T10313903
Position Surface form Disambiguated ID Type / Status
Subject Glaslyn estuary E241964 entity
Predicate hasTransportationInfrastructureNearby P51097 FINISHED
Object Porthmadog Cob
Porthmadog Cob is a historic sea wall and causeway in Gwynedd, Wales, that carries road and rail links across the Glaslyn estuary and played a key role in the development of the town of Porthmadog.
E855809 NE FINISHED

How this triple was built (5 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: Porthmadog Cob | Statement: [Glaslyn estuary, hasTransportationInfrastructureNearby, Porthmadog Cob]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Porthmadog Cob
Context triple: [Glaslyn estuary, hasTransportationInfrastructureNearby, Porthmadog Cob]
  • A. Taff-Ely
    Taff-Ely was a former local government district in Mid Glamorgan, Wales, centered on the valleys of the River Taff and River Ely and including towns such as Pontypridd.
  • B. Eriskay ponies
    Eriskay ponies are a rare, hardy native Scottish pony breed from the Hebridean island of Eriskay, valued for their sure-footedness, gentle temperament, and historical use in crofting and transport.
  • C. Cleveland Bay
    Cleveland Bay is a coastal bay on the northeastern shore of Queensland, Australia, forming part of the Coral Sea near the city of Townsville.
  • D. Swansea Jack
    Swansea Jack is the traditional nickname and demonym for a person from the city of Swansea in Wales.
  • E. Llionés
    Llionés is the native name for the Leonese language, a Romance language spoken in parts of northwestern Spain.
  • 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: Porthmadog Cob
Triple: [Glaslyn estuary, hasTransportationInfrastructureNearby, Porthmadog Cob]
Generated description
Porthmadog Cob is a historic sea wall and causeway in Gwynedd, Wales, that carries road and rail links across the Glaslyn estuary and played a key role in the development of the town of Porthmadog.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Porthmadog Cob
Target entity description: Porthmadog Cob is a historic sea wall and causeway in Gwynedd, Wales, that carries road and rail links across the Glaslyn estuary and played a key role in the development of the town of Porthmadog.
  • A. Taff-Ely
    Taff-Ely was a former local government district in Mid Glamorgan, Wales, centered on the valleys of the River Taff and River Ely and including towns such as Pontypridd.
  • B. Eriskay ponies
    Eriskay ponies are a rare, hardy native Scottish pony breed from the Hebridean island of Eriskay, valued for their sure-footedness, gentle temperament, and historical use in crofting and transport.
  • C. Cleveland Bay
    Cleveland Bay is a coastal bay on the northeastern shore of Queensland, Australia, forming part of the Coral Sea near the city of Townsville.
  • D. Swansea Jack
    Swansea Jack is the traditional nickname and demonym for a person from the city of Swansea in Wales.
  • E. Llionés
    Llionés is the native name for the Leonese language, a Romance language spoken in parts of northwestern Spain.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasTransportationInfrastructureNearby
Context triple: [Glaslyn estuary, hasTransportationInfrastructureNearby, Porthmadog Cob]
  • A. hasPublicTransitInfrastructure
    Indicates that a location or area is equipped with facilities and systems that support public transportation services (e.g., buses, trains, trams).
  • B. hasMajorTransportInfrastructure chosen
    Indicates that a location possesses significant transportation facilities or networks, such as major roads, railways, ports, or airports, that support substantial movement of people or goods.
  • C. hasPublicTransitRoute
    Indicates that there exists a public transportation route (such as a bus, train, or tram line) connecting or serving the related entities.
  • D. hasPublicTransportConnection
    Indicates that there is an available public transportation link or service connecting the related entities.
  • E. hasPublicTransportStop
    Indicates that a location or area contains or is served by a public transport stop, such as a bus, tram, or train stop.
  • F. None of above.

Provenance (6 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_69d381ac38808190a8ca7457c85b625b completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4d7ccb7ec8190a538cf279e48116e completed April 7, 2026, 10:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69d71d86c7e481908a0d5e65f66ab2c0 completed April 9, 2026, 3:31 a.m.
NEDg Description generation batch_69d73186831481909555e2205d8783a7 completed April 9, 2026, 4:56 a.m.
NED2 Entity disambiguation (via description) batch_69d732bfc76c819089287477b54a7b77 completed April 9, 2026, 5:01 a.m.
PD Predicate disambiguation batch_69d4d1f4f354819080b4ed4bc61bdff6 completed April 7, 2026, 9:44 a.m.
Created at: April 6, 2026, 11:48 a.m.