Triple

T13250142
Position Surface form Disambiguated ID Type / Status
Subject Polatlı E315503 entity
Predicate locatedOnRoute P6309 FINISHED
Object Ankara–Eskişehir railway
The Ankara–Eskişehir railway is a major rail line in central Turkey that connects the capital Ankara with the city of Eskişehir, serving as an important corridor for both passenger and freight transport.
E1028557 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: Ankara–Eskişehir railway | Statement: [Polatlı, locatedOnRoute, Ankara–Eskişehir railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ankara–Eskişehir railway
Context triple: [Polatlı, locatedOnRoute, Ankara–Eskişehir railway]
  • A. Istanbul–Ankara railway
    The Istanbul–Ankara railway is a major rail corridor in Turkey that connects the country’s largest city, Istanbul, with its capital, Ankara, serving as a key route for both passenger and freight transport.
  • B. Ankara–Kars railway
    The Ankara–Kars railway is a major east–west rail line in Turkey that connects the capital Ankara with the eastern city of Kars, traversing central and eastern Anatolia.
  • C. Erzincan–Erzurum railway
    The Erzincan–Erzurum railway is a key rail line in eastern Turkey that connects the cities of Erzincan and Erzurum, supporting regional passenger and freight transport across the area.
  • D. Ankara–Konya high-speed railway
    The Ankara–Konya high-speed railway is a major Turkish high-speed rail corridor connecting the capital Ankara with the central Anatolian city of Konya, significantly reducing travel times between the two.
  • E. Turkish railway network
    The Turkish railway network is a nationwide system of rail lines that links major cities, industrial centers, and ports across Turkey, forming a key component of the country’s transportation infrastructure.
  • 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: Ankara–Eskişehir railway
Triple: [Polatlı, locatedOnRoute, Ankara–Eskişehir railway]
Generated description
The Ankara–Eskişehir railway is a major rail line in central Turkey that connects the capital Ankara with the city of Eskişehir, serving as an important corridor for both passenger and freight transport.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ankara–Eskişehir railway
Target entity description: The Ankara–Eskişehir railway is a major rail line in central Turkey that connects the capital Ankara with the city of Eskişehir, serving as an important corridor for both passenger and freight transport.
  • A. Istanbul–Ankara railway
    The Istanbul–Ankara railway is a major rail corridor in Turkey that connects the country’s largest city, Istanbul, with its capital, Ankara, serving as a key route for both passenger and freight transport.
  • B. Ankara–Kars railway
    The Ankara–Kars railway is a major east–west rail line in Turkey that connects the capital Ankara with the eastern city of Kars, traversing central and eastern Anatolia.
  • C. Erzincan–Erzurum railway
    The Erzincan–Erzurum railway is a key rail line in eastern Turkey that connects the cities of Erzincan and Erzurum, supporting regional passenger and freight transport across the area.
  • D. Ankara–Konya high-speed railway
    The Ankara–Konya high-speed railway is a major Turkish high-speed rail corridor connecting the capital Ankara with the central Anatolian city of Konya, significantly reducing travel times between the two.
  • E. Turkish railway network
    The Turkish railway network is a nationwide system of rail lines that links major cities, industrial centers, and ports across Turkey, forming a key component of the country’s transportation infrastructure.
  • 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_69d806b1072881909e46bd212259c5f0 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69d98f71c5388190a6e122e14384efd7 completed April 11, 2026, 12:01 a.m.
NED1 Entity disambiguation (via context triple) batch_69f6ff393898819083bdf726466fcbe0 completed May 3, 2026, 7:54 a.m.
NEDg Description generation batch_69f7013b3428819083c2bb6032aa08d4 completed May 3, 2026, 8:03 a.m.
NED2 Entity disambiguation (via description) batch_69f702b40f088190bc3c24321309dfb1 completed May 3, 2026, 8:09 a.m.
Created at: April 9, 2026, 9:24 p.m.