Triple

T21645728
Position Surface form Disambiguated ID Type / Status
Subject Oberwil (BL) E534206 entity
Predicate hasTramLine P17788 FINISHED
Object BLT line 10
BLT line 10 is a Swiss tram route operated by Baselland Transport that connects Basel with surrounding suburban communities in the canton of Basel-Landschaft.
 E1494414 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: BLT line 10 | Statement: [Oberwil (BL), hasTramLine, BLT line 10]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: BLT line 10
Context triple: [Oberwil (BL), hasTramLine, BLT line 10]
  • A. B line
    The B line was a streetcar route in the historic Los Angeles Railway system that served local passengers in Los Angeles during the early to mid-20th century.
  • B. B line
    The B line is a New York City Subway service that runs on the IND Sixth Avenue Line, providing weekday local and express service between the Bronx and Brooklyn via Manhattan.
  • C. B line
    The B line is a route within the S-train urban rail network, serving as one of its designated passenger service lines.
  • D. Line 10
    Line 10 is a major Shanghai Metro route known for serving central districts and key hubs such as Hongqiao Transportation Hub and the city’s historic and commercial areas.
  • E. Line 10
    Line 10 is a rapid transit line of the Nanjing Metro system in Nanjing, China, serving as part of the city's urban rail network.
  • 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: BLT line 10
Triple: [Oberwil (BL), hasTramLine, BLT line 10]
Generated description
BLT line 10 is a Swiss tram route operated by Baselland Transport that connects Basel with surrounding suburban communities in the canton of Basel-Landschaft.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: BLT line 10
Target entity description: BLT line 10 is a Swiss tram route operated by Baselland Transport that connects Basel with surrounding suburban communities in the canton of Basel-Landschaft.
  • A. B line
    The B line was a streetcar route in the historic Los Angeles Railway system that served local passengers in Los Angeles during the early to mid-20th century.
  • B. B line
    The B line is a New York City Subway service that runs on the IND Sixth Avenue Line, providing weekday local and express service between the Bronx and Brooklyn via Manhattan.
  • C. B line
    The B line is a route within the S-train urban rail network, serving as one of its designated passenger service lines.
  • D. Line 10
    Line 10 is a major Shanghai Metro route known for serving central districts and key hubs such as Hongqiao Transportation Hub and the city’s historic and commercial areas.
  • E. Line 10
    Line 10 is a rapid transit line of the Nanjing Metro system in Nanjing, China, serving as part of the city's urban rail network.
  • 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_69e0c466aec88190ba39c7543dbc8ba2 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69ef5394c570819081dbbe7e0f98f7d3 completed April 27, 2026, 12:16 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0a0fa44ca88190a8a55c1811edc5a1 completed May 17, 2026, 6:57 p.m.
NEDg Description generation batch_6a0a10c284548190abb5a0075f85ec2c completed May 17, 2026, 7:02 p.m.
NED2 Entity disambiguation (via description) batch_6a0a119cb17c8190a8732930b78b60cc completed May 17, 2026, 7:06 p.m.
Created at: April 16, 2026, 6:35 p.m.