Triple
T15250516
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Grandi Stazioni Rail |
E364505
|
entity |
| Predicate | manages |
P86
|
FINISHED |
| Object |
Palermo Centrale railway station
Palermo Centrale railway station is the main railway hub of Palermo, Italy, serving as a key terminus for regional and long-distance train services across Sicily and the Italian mainland.
|
E1148518
|
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: Palermo Centrale railway station | Statement: [Grandi Stazioni Rail, manages, Palermo Centrale railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Palermo Centrale railway station Context triple: [Grandi Stazioni Rail, manages, Palermo Centrale railway station]
-
A.
Palermo station
Palermo station is a stop on Buenos Aires’ Line D subway, serving the Palermo neighborhood and connecting with other local transport services.
-
B.
Catania Centrale railway station
Catania Centrale railway station is the main train station serving the city of Catania in Sicily, Italy, and a key hub on the island’s rail network.
-
C.
Cefalù railway station
Cefalù railway station is the main train station serving the coastal town of Cefalù in Sicily, Italy, providing regional and long-distance rail connections along the island’s northern railway line.
-
D.
Salerno railway station
Salerno railway station is the main rail hub of the city of Salerno in southern Italy, serving regional, intercity, and high-speed train connections.
-
E.
Napoli Centrale railway station
Napoli Centrale railway station is the main railway hub of Naples, Italy, serving as a major national and high-speed rail gateway in southern Italy.
- 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: Palermo Centrale railway station Triple: [Grandi Stazioni Rail, manages, Palermo Centrale railway station]
Generated description
Palermo Centrale railway station is the main railway hub of Palermo, Italy, serving as a key terminus for regional and long-distance train services across Sicily and the Italian mainland.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Palermo Centrale railway station Target entity description: Palermo Centrale railway station is the main railway hub of Palermo, Italy, serving as a key terminus for regional and long-distance train services across Sicily and the Italian mainland.
-
A.
Palermo station
Palermo station is a stop on Buenos Aires’ Line D subway, serving the Palermo neighborhood and connecting with other local transport services.
-
B.
Catania Centrale railway station
Catania Centrale railway station is the main train station serving the city of Catania in Sicily, Italy, and a key hub on the island’s rail network.
-
C.
Cefalù railway station
Cefalù railway station is the main train station serving the coastal town of Cefalù in Sicily, Italy, providing regional and long-distance rail connections along the island’s northern railway line.
-
D.
Salerno railway station
Salerno railway station is the main rail hub of the city of Salerno in southern Italy, serving regional, intercity, and high-speed train connections.
-
E.
Napoli Centrale railway station
Napoli Centrale railway station is the main railway hub of Naples, Italy, serving as a major national and high-speed rail gateway in southern Italy.
- 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_69d85a0dde7481908fc64d1e82d5d20d |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e007f62b9c8190b9ad40e2d1912b63 |
completed | April 15, 2026, 9:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69feef6c25808190af46f4cab56f133c |
completed | May 9, 2026, 8:25 a.m. |
| NEDg | Description generation | batch_69fef18ce14c8190887ec683b0adfc26 |
completed | May 9, 2026, 8:34 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69fef2c0e5a88190b8d4212c90eaa10f |
completed | May 9, 2026, 8:39 a.m. |
Created at: April 10, 2026, 3:13 a.m.