Triple

T13281104
Position Surface form Disambiguated ID Type / Status
Subject Cagliari railway station E316321 entity
Predicate terminusOf P3375 FINISHED
Object Cagliari–Golfo Aranci railway
The Cagliari–Golfo Aranci railway is a major rail line in Sardinia, Italy, connecting the island’s capital Cagliari with the northeastern coastal area near Olbia and the port of Golfo Aranci.
E1033933 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: Cagliari–Golfo Aranci railway | Statement: [Cagliari railway station, terminusOf, Cagliari–Golfo Aranci railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cagliari–Golfo Aranci railway
Context triple: [Cagliari railway station, terminusOf, Cagliari–Golfo Aranci railway]
  • A. Palermo–Trapani railway
    The Palermo–Trapani railway is a regional rail line in Sicily that connects the city of Palermo with the western coastal city of Trapani, serving several intermediate towns along the route.
  • B. Palermo–Messina railway
    The Palermo–Messina railway is a major rail line in northern Sicily that connects the regional capital Palermo with the important port city of Messina along the island’s northern coast.
  • C. Catania–Palermo railway
    The Catania–Palermo railway is a major rail line in Sicily that connects the island’s two largest cities, Catania and Palermo, crossing its mountainous interior.
  • D. Bari–Taranto railway
    The Bari–Taranto railway is a major rail line in southern Italy that links the Adriatic coastal city of Bari with the Ionian port city of Taranto, serving as an important regional transport corridor in Apulia.
  • E. Taranto–Reggio di Calabria railway
    The Taranto–Reggio di Calabria railway is a major rail line in southern Italy that links the Ionian coastal cities of Apulia, Basilicata, and Calabria with the regional hub of Reggio Calabria.
  • 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: Cagliari–Golfo Aranci railway
Triple: [Cagliari railway station, terminusOf, Cagliari–Golfo Aranci railway]
Generated description
The Cagliari–Golfo Aranci railway is a major rail line in Sardinia, Italy, connecting the island’s capital Cagliari with the northeastern coastal area near Olbia and the port of Golfo Aranci.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cagliari–Golfo Aranci railway
Target entity description: The Cagliari–Golfo Aranci railway is a major rail line in Sardinia, Italy, connecting the island’s capital Cagliari with the northeastern coastal area near Olbia and the port of Golfo Aranci.
  • A. Palermo–Trapani railway
    The Palermo–Trapani railway is a regional rail line in Sicily that connects the city of Palermo with the western coastal city of Trapani, serving several intermediate towns along the route.
  • B. Palermo–Messina railway
    The Palermo–Messina railway is a major rail line in northern Sicily that connects the regional capital Palermo with the important port city of Messina along the island’s northern coast.
  • C. Catania–Palermo railway
    The Catania–Palermo railway is a major rail line in Sicily that connects the island’s two largest cities, Catania and Palermo, crossing its mountainous interior.
  • D. Bari–Taranto railway
    The Bari–Taranto railway is a major rail line in southern Italy that links the Adriatic coastal city of Bari with the Ionian port city of Taranto, serving as an important regional transport corridor in Apulia.
  • E. Taranto–Reggio di Calabria railway
    The Taranto–Reggio di Calabria railway is a major rail line in southern Italy that links the Ionian coastal cities of Apulia, Basilicata, and Calabria with the regional hub of Reggio Calabria.
  • 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_69d806b349908190a9a61dd9323bf153 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69d9904507588190a303686d176ec3e1 completed April 11, 2026, 12:05 a.m.
NED1 Entity disambiguation (via context triple) batch_69f716cfea308190836eb4892e7c5eb4 completed May 3, 2026, 9:35 a.m.
NEDg Description generation batch_69f717c97ca481909959fbc278a5db59 completed May 3, 2026, 9:39 a.m.
NED2 Entity disambiguation (via description) batch_69f7188ffd0c8190ba761846ec5f9ae0 completed May 3, 2026, 9:42 a.m.
Created at: April 9, 2026, 9:27 p.m.