Triple

T154680
Position Surface form Disambiguated ID Type / Status
Subject Lisbon E3151 entity
Predicate transportSystem P941 FINISHED
Object Lisbon Tramway
The Lisbon Tramway is a historic network of yellow streetcars that navigate Lisbon’s steep, narrow streets and serve as both public transport and a popular tourist attraction.
E19501 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: Lisbon Tramway | Statement: [Lisbon, transportSystem, Lisbon Tramway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lisbon Tramway
Context triple: [Lisbon, transportSystem, Lisbon Tramway]
  • A. Lisbon Metro
    Lisbon Metro is the rapid transit system serving Portugal’s capital, providing an extensive network of underground and suburban rail lines across the Lisbon metropolitan area.
  • B. Algarve line
    The Algarve line is a major railway route in southern Portugal that connects the region’s coastal towns and cities along the Algarve.
  • C. Comboios de Portugal
    Comboios de Portugal is Portugal’s national state-owned railway company, responsible for operating most of the country’s passenger and freight train services.
  • D. Portland Streetcar
    Portland Streetcar is a modern urban streetcar transit system serving central Portland, Oregon, connecting key neighborhoods, employment centers, and educational institutions.
  • E. Alexandria tram
    The Alexandria tram is one of the oldest operating electric tram systems in the world, serving as a key component of public transportation in the Egyptian coastal city of Alexandria.
  • 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: Lisbon Tramway
Triple: [Lisbon, transportSystem, Lisbon Tramway]
Generated description
The Lisbon Tramway is a historic network of yellow streetcars that navigate Lisbon’s steep, narrow streets and serve as both public transport and a popular tourist attraction.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lisbon Tramway
Target entity description: The Lisbon Tramway is a historic network of yellow streetcars that navigate Lisbon’s steep, narrow streets and serve as both public transport and a popular tourist attraction.
  • A. Lisbon Metro
    Lisbon Metro is the rapid transit system serving Portugal’s capital, providing an extensive network of underground and suburban rail lines across the Lisbon metropolitan area.
  • B. Algarve line
    The Algarve line is a major railway route in southern Portugal that connects the region’s coastal towns and cities along the Algarve.
  • C. Comboios de Portugal
    Comboios de Portugal is Portugal’s national state-owned railway company, responsible for operating most of the country’s passenger and freight train services.
  • D. Portland Streetcar
    Portland Streetcar is a modern urban streetcar transit system serving central Portland, Oregon, connecting key neighborhoods, employment centers, and educational institutions.
  • E. Alexandria tram
    The Alexandria tram is one of the oldest operating electric tram systems in the world, serving as a key component of public transportation in the Egyptian coastal city of Alexandria.
  • 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_69a2527757ec819090b8becb2cf1a862 completed Feb. 28, 2026, 2:27 a.m.
NER Named-entity recognition batch_69a2582d25448190931c2d785e678a8a completed Feb. 28, 2026, 2:51 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2d0c4cae881909e954f12d5bb9672 completed Feb. 28, 2026, 11:25 a.m.
NEDg Description generation batch_69a2d180ce20819087083946a8c1bd08 completed Feb. 28, 2026, 11:29 a.m.
NED2 Entity disambiguation (via description) batch_69a2d25066548190ad8913bbe11d82ee completed Feb. 28, 2026, 11:32 a.m.
Created at: Feb. 28, 2026, 2:31 a.m.