Triple
T5058383
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metro line 51 |
E113961
|
entity |
| Predicate | servedStation |
P726
|
FINISHED |
| Object |
Station RAI
Station RAI is a metro and railway station in Amsterdam, Netherlands, primarily serving the RAI Amsterdam convention and exhibition centre.
|
E489681
|
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: Station RAI | Statement: [Metro line 51, servedStation, Station RAI]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Station RAI Context triple: [Metro line 51, servedStation, Station RAI]
-
A.
Opera station
Opera station is an underground metro stop in central Budapest, located near the Hungarian State Opera House and served by the historic M1 (Millennium Underground) line.
-
B.
RAI
RAI is the stock ticker symbol for Reynolds American Inc., a major U.S. tobacco company known for brands like Camel and Newport.
-
C.
RAI
RAI is Italy’s national public broadcasting company, operating multiple television and radio channels and producing a wide range of news, entertainment, and cultural programming.
-
D.
Grandi Stazioni Rail
Grandi Stazioni Rail is an Italian company responsible for managing and redeveloping major railway stations across Italy, including key hubs like Milano Centrale.
-
E.
National Library station
National Library station is a major interchange stop on the Beijing Subway serving the area around China's National Library in the Haidian District.
- 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: Station RAI Triple: [Metro line 51, servedStation, Station RAI]
Generated description
Station RAI is a metro and railway station in Amsterdam, Netherlands, primarily serving the RAI Amsterdam convention and exhibition centre.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Station RAI Target entity description: Station RAI is a metro and railway station in Amsterdam, Netherlands, primarily serving the RAI Amsterdam convention and exhibition centre.
-
A.
Opera station
Opera station is an underground metro stop in central Budapest, located near the Hungarian State Opera House and served by the historic M1 (Millennium Underground) line.
-
B.
RAI
RAI is the stock ticker symbol for Reynolds American Inc., a major U.S. tobacco company known for brands like Camel and Newport.
-
C.
RAI
RAI is Italy’s national public broadcasting company, operating multiple television and radio channels and producing a wide range of news, entertainment, and cultural programming.
-
D.
Grandi Stazioni Rail
Grandi Stazioni Rail is an Italian company responsible for managing and redeveloping major railway stations across Italy, including key hubs like Milano Centrale.
-
E.
National Library station
National Library station is a major interchange stop on the Beijing Subway serving the area around China's National Library in the Haidian District.
- 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_69bd443aa1f88190abb992d138f2cf42 |
completed | March 20, 2026, 12:57 p.m. |
| NER | Named-entity recognition | batch_69bd74523434819092b8b15992073b5b |
completed | March 20, 2026, 4:22 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bea48fa2dc8190810eebc136d4859a |
completed | March 21, 2026, 2 p.m. |
| NEDg | Description generation | batch_69bea592a750819098ea030fc09c5553 |
completed | March 21, 2026, 2:05 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69bea5eaa59c8190b05e005d19ea8bc8 |
completed | March 21, 2026, 2:06 p.m. |
Created at: March 20, 2026, 1:38 p.m.