Triple

T20380937
Position Surface form Disambiguated ID Type / Status
Subject Terni railway station E497824 entity
Predicate railwayLine P848 FINISHED
Object Terni–Sulmona railway
The Terni–Sulmona railway is a regional Italian rail line that traverses the Apennine Mountains, connecting the cities of Terni in Umbria and Sulmona in Abruzzo.
 E1430582 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: Terni–Sulmona railway | Statement: [Terni railway station, railwayLine, Terni–Sulmona railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Terni–Sulmona railway
Context triple: [Terni railway station, railwayLine, Terni–Sulmona railway]
  • A. Rome–Pescara railway
    The Rome–Pescara railway is a major Italian rail line that connects the capital city of Rome with the Adriatic coastal city of Pescara across the Apennine Mountains.
  • B. Ancona–Orte railway
    The Ancona–Orte railway is a major Italian rail line that connects the Adriatic coast with the inland city of Orte, serving as an important cross-country transport corridor.
  • C. Terracina railway
    The Terracina railway is a regional rail line in Italy that connects the coastal town of Terracina with the main Rome–Naples railway network.
  • D. Giulianova–Teramo railway
    The Giulianova–Teramo railway is a regional rail line in Italy’s Abruzzo region that links the inland city of Teramo with the Adriatic coastal town of Giulianova.
  • E. Rome–Ancona railway
    The Rome–Ancona railway is a major Italian rail line that connects the capital city of Rome with the Adriatic port city of Ancona across the Apennine Mountains.
  • 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: Terni–Sulmona railway
Triple: [Terni railway station, railwayLine, Terni–Sulmona railway]
Generated description
The Terni–Sulmona railway is a regional Italian rail line that traverses the Apennine Mountains, connecting the cities of Terni in Umbria and Sulmona in Abruzzo.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Terni–Sulmona railway
Target entity description: The Terni–Sulmona railway is a regional Italian rail line that traverses the Apennine Mountains, connecting the cities of Terni in Umbria and Sulmona in Abruzzo.
  • A. Rome–Pescara railway
    The Rome–Pescara railway is a major Italian rail line that connects the capital city of Rome with the Adriatic coastal city of Pescara across the Apennine Mountains.
  • B. Ancona–Orte railway
    The Ancona–Orte railway is a major Italian rail line that connects the Adriatic coast with the inland city of Orte, serving as an important cross-country transport corridor.
  • C. Terracina railway
    The Terracina railway is a regional rail line in Italy that connects the coastal town of Terracina with the main Rome–Naples railway network.
  • D. Giulianova–Teramo railway
    The Giulianova–Teramo railway is a regional rail line in Italy’s Abruzzo region that links the inland city of Teramo with the Adriatic coastal town of Giulianova.
  • E. Rome–Ancona railway
    The Rome–Ancona railway is a major Italian rail line that connects the capital city of Rome with the Adriatic port city of Ancona across the Apennine Mountains.
  • 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_69e0b4a5b7908190a972e4e7e698ae94 completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e678b0ee708190bdbe4aab28a61525 completed April 20, 2026, 7:04 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0883e868a88190badb2acef541f6fd completed May 16, 2026, 2:49 p.m.
NEDg Description generation batch_6a08849e605881909f3744eabf3c45ca completed May 16, 2026, 2:52 p.m.
NED2 Entity disambiguation (via description) batch_6a088511c07c81908492b7fb54609cbc completed May 16, 2026, 2:54 p.m.
Created at: April 16, 2026, 11:27 a.m.