Triple

T7119451
Position Surface form Disambiguated ID Type / Status
Subject Tianjin Metro E165910 entity
Predicate hasLine P35 FINISHED
Object Tianjin Metro Line 5
Tianjin Metro Line 5 is a rapid transit line in Tianjin, China, forming part of the city's urban subway network and connecting multiple districts along a north–south corridor.
 E647566 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: Tianjin Metro Line 5 | Statement: [Tianjin Metro, hasLine, Tianjin Metro Line 5]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tianjin Metro Line 5
Context triple: [Tianjin Metro, hasLine, Tianjin Metro Line 5]
  • A. Tianjin Metro Line 6
    Tianjin Metro Line 6 is a rapid transit line in Tianjin, China, forming part of the Tianjin Metro network and connecting multiple key districts and transport hubs across the city.
  • B. Tianjin Metro Line 9
    Tianjin Metro Line 9 is a rapid transit line in Tianjin, China, that connects the city center with eastern districts and key transport hubs.
  • C. Tianjin Metro Line 2
    Tianjin Metro Line 2 is an east–west rapid transit line in Tianjin, China, that links key urban areas with Tianjin Binhai International Airport and other major transport hubs.
  • D. Tianjin Metro Line 3
    Tianjin Metro Line 3 is a major rapid transit line in Tianjin, China, running north–south through key urban districts and serving as an important corridor in the city's subway network.
  • E. Tianjin Metro Line 1
    Tianjin Metro Line 1 is a major rapid transit line in Tianjin, China, forming part of the city's primary urban rail network and connecting key residential and commercial areas.
  • 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: Tianjin Metro Line 5
Triple: [Tianjin Metro, hasLine, Tianjin Metro Line 5]
Generated description
Tianjin Metro Line 5 is a rapid transit line in Tianjin, China, forming part of the city's urban subway network and connecting multiple districts along a north–south corridor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Tianjin Metro Line 5
Target entity description: Tianjin Metro Line 5 is a rapid transit line in Tianjin, China, forming part of the city's urban subway network and connecting multiple districts along a north–south corridor.
  • A. Tianjin Metro Line 6
    Tianjin Metro Line 6 is a rapid transit line in Tianjin, China, forming part of the Tianjin Metro network and connecting multiple key districts and transport hubs across the city.
  • B. Tianjin Metro Line 9
    Tianjin Metro Line 9 is a rapid transit line in Tianjin, China, that connects the city center with eastern districts and key transport hubs.
  • C. Tianjin Metro Line 2
    Tianjin Metro Line 2 is an east–west rapid transit line in Tianjin, China, that links key urban areas with Tianjin Binhai International Airport and other major transport hubs.
  • D. Tianjin Metro Line 3
    Tianjin Metro Line 3 is a major rapid transit line in Tianjin, China, running north–south through key urban districts and serving as an important corridor in the city's subway network.
  • E. Tianjin Metro Line 1
    Tianjin Metro Line 1 is a major rapid transit line in Tianjin, China, forming part of the city's primary urban rail network and connecting key residential and commercial areas.
  • 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_69c6888227bc8190a1394679e3116f90 completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6e61b8a288190a165ea25adfaaef5 completed March 27, 2026, 8:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7b8d92fec8190bd275023bdef8e08 completed March 28, 2026, 11:17 a.m.
NEDg Description generation batch_69c7b9c1afe48190bc55468790e84067 completed March 28, 2026, 11:21 a.m.
NED2 Entity disambiguation (via description) batch_69c7ba441f8c8190a4f88b140a1563f9 completed March 28, 2026, 11:23 a.m.
Created at: March 27, 2026, 2:43 p.m.