Triple

T22396974
Position Surface form Disambiguated ID Type / Status
Subject East Croydon E553660 entity
Predicate tramRoute P92625 FINISHED
Object Tramlink Route 1
Tramlink Route 1 is a light rail line in South London’s Tramlink network that runs through Croydon, connecting key local destinations including East Croydon.
 E1533746 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: Tramlink Route 1 | Statement: [East Croydon, tramRoute, Tramlink Route 1]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tramlink Route 1
Context triple: [East Croydon, tramRoute, Tramlink Route 1]
  • A. Tramlink Route 3
    Tramlink Route 3 is a line of the London Tramlink network in south London, running through Croydon and connecting key local destinations including East Croydon station.
  • B. Tramlink route 2
    Tramlink route 2 is a light rail line in south London that operates as part of the Tramlink network, connecting Beckenham Junction with other destinations in the Croydon area.
  • C. Tramlink
    Tramlink is a light rail tram system serving the Croydon area and surrounding districts in South London.
  • D. Carmelit line
    The Carmelit line is a short underground funicular railway in Haifa, Israel, connecting several central city locations via a steep hillside route.
  • E. Tram 17
    Tram 17 is a tram line in Geneva’s public transport system operated by the city’s transit authority.
  • 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: Tramlink Route 1
Triple: [East Croydon, tramRoute, Tramlink Route 1]
Generated description
Tramlink Route 1 is a light rail line in South London’s Tramlink network that runs through Croydon, connecting key local destinations including East Croydon.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Tramlink Route 1
Target entity description: Tramlink Route 1 is a light rail line in South London’s Tramlink network that runs through Croydon, connecting key local destinations including East Croydon.
  • A. Tramlink Route 3
    Tramlink Route 3 is a line of the London Tramlink network in south London, running through Croydon and connecting key local destinations including East Croydon station.
  • B. Tramlink route 2
    Tramlink route 2 is a light rail line in south London that operates as part of the Tramlink network, connecting Beckenham Junction with other destinations in the Croydon area.
  • C. Tramlink
    Tramlink is a light rail tram system serving the Croydon area and surrounding districts in South London.
  • D. Carmelit line
    The Carmelit line is a short underground funicular railway in Haifa, Israel, connecting several central city locations via a steep hillside route.
  • E. Tram 17
    Tram 17 is a tram line in Geneva’s public transport system operated by the city’s transit authority.
  • 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_69e11e4da7048190b4387d422a9a0de5 completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f1585f67108190b8d3f23eaa0ed120 completed April 29, 2026, 1:01 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0ae9c8d11081909472ba3dc07c52f8 completed May 18, 2026, 10:28 a.m.
NEDg Description generation batch_6a0aeacb18c48190a6f8d239a104959d completed May 18, 2026, 10:32 a.m.
NED2 Entity disambiguation (via description) batch_6a0aeb64056c8190976216a61b1043a4 completed May 18, 2026, 10:35 a.m.
Created at: April 16, 2026, 8:45 p.m.