Triple

T7514305
Position Surface form Disambiguated ID Type / Status
Subject Belgrade Forest aqueducts E177600 entity
Predicate partOf P40 FINISHED
Object Istanbul water supply system
The Istanbul water supply system is a historic network of aqueducts, reservoirs, and distribution structures that has provided the city with fresh water since antiquity and the Ottoman era.
 E670742 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: Istanbul water supply system | Statement: [Belgrade Forest aqueducts, partOf, Istanbul water supply system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Istanbul water supply system
Context triple: [Belgrade Forest aqueducts, partOf, Istanbul water supply system]
  • A. State Hydraulic Works of Turkey
    The State Hydraulic Works of Turkey is the government agency responsible for the country’s water resources development, including the planning, construction, and operation of major dams, irrigation schemes, and flood control projects.
  • B. Port of Derince
    The Port of Derince is a major Turkish maritime cargo and logistics hub located on the Gulf of İzmit in Kocaeli Province, serving industrial and commercial shipping in the Marmara region.
  • C. Dicle Bridge
    Dicle Bridge is a historic stone bridge spanning the Tigris River near Diyarbakır in southeastern Turkey, renowned for its medieval architecture and cultural significance.
  • D. Ferhat Water Channel
    Ferhat Water Channel is an ancient aqueduct in Amasya, Turkey, traditionally associated with the legendary love story of Ferhat and Şirin.
  • E. Meriç Bridge
    Meriç Bridge is a historic Ottoman-era stone bridge spanning the Maritsa (Meriç) River in Edirne, Turkey, known for its elegant arches and scenic views.
  • 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: Istanbul water supply system
Triple: [Belgrade Forest aqueducts, partOf, Istanbul water supply system]
Generated description
The Istanbul water supply system is a historic network of aqueducts, reservoirs, and distribution structures that has provided the city with fresh water since antiquity and the Ottoman era.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Istanbul water supply system
Target entity description: The Istanbul water supply system is a historic network of aqueducts, reservoirs, and distribution structures that has provided the city with fresh water since antiquity and the Ottoman era.
  • A. State Hydraulic Works of Turkey
    The State Hydraulic Works of Turkey is the government agency responsible for the country’s water resources development, including the planning, construction, and operation of major dams, irrigation schemes, and flood control projects.
  • B. Port of Derince
    The Port of Derince is a major Turkish maritime cargo and logistics hub located on the Gulf of İzmit in Kocaeli Province, serving industrial and commercial shipping in the Marmara region.
  • C. Dicle Bridge
    Dicle Bridge is a historic stone bridge spanning the Tigris River near Diyarbakır in southeastern Turkey, renowned for its medieval architecture and cultural significance.
  • D. Ferhat Water Channel
    Ferhat Water Channel is an ancient aqueduct in Amasya, Turkey, traditionally associated with the legendary love story of Ferhat and Şirin.
  • E. Meriç Bridge
    Meriç Bridge is a historic Ottoman-era stone bridge spanning the Maritsa (Meriç) River in Edirne, Turkey, known for its elegant arches and scenic views.
  • 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_69c69f2891148190a484f3b8222c6f1b completed March 27, 2026, 3:15 p.m.
NER Named-entity recognition batch_69c6f5d6ccb08190a568a9b58bfbd0cc completed March 27, 2026, 9:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69c84619aac8819083a1d7380f4b30d3 completed March 28, 2026, 9:20 p.m.
NEDg Description generation batch_69c847d251f081909f77d851be07948c completed March 28, 2026, 9:27 p.m.
NED2 Entity disambiguation (via description) batch_69c8487229548190861491b1b0720adb completed March 28, 2026, 9:30 p.m.
Created at: March 27, 2026, 3:45 p.m.