Triple
T6605911
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Berlin Ostkreuz |
E149116
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object |
regional train line RE1
Regional train line RE1 is a major east–west regional rail service in Germany that connects cities such as Magdeburg, Brandenburg an der Havel, Potsdam, Berlin, and Frankfurt (Oder).
|
E599694
|
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: regional train line RE1 | Statement: [Berlin Ostkreuz, serves, regional train line RE1]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: regional train line RE1 Context triple: [Berlin Ostkreuz, serves, regional train line RE1]
-
A.
NE-92 trains
NE-92 trains are a type of electric multiple-unit rolling stock used on Mexico City Metro’s Line 2, known for their high-capacity urban passenger service.
-
B.
XPT train
The XPT train is a long-distance, high-speed diesel passenger train used in New South Wales, Australia, based on the British InterCity 125 design.
-
C.
MP-68 trains
MP-68 trains are a class of rubber-tyred metro rolling stock that have operated on Mexico City’s Metro system since the late 1960s.
-
D.
Azuma trains
Azuma trains are modern high-speed bi-mode and electric intercity trains used on the UK’s East Coast Main Line, known for faster journeys, improved comfort, and greater efficiency.
-
E.
Civia EMU
Civia EMU is a class of electric multiple unit commuter trains used by Spain’s Renfe for suburban and regional passenger services.
- 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: regional train line RE1 Triple: [Berlin Ostkreuz, serves, regional train line RE1]
Generated description
Regional train line RE1 is a major east–west regional rail service in Germany that connects cities such as Magdeburg, Brandenburg an der Havel, Potsdam, Berlin, and Frankfurt (Oder).
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: regional train line RE1 Target entity description: Regional train line RE1 is a major east–west regional rail service in Germany that connects cities such as Magdeburg, Brandenburg an der Havel, Potsdam, Berlin, and Frankfurt (Oder).
-
A.
NE-92 trains
NE-92 trains are a type of electric multiple-unit rolling stock used on Mexico City Metro’s Line 2, known for their high-capacity urban passenger service.
-
B.
XPT train
The XPT train is a long-distance, high-speed diesel passenger train used in New South Wales, Australia, based on the British InterCity 125 design.
-
C.
MP-68 trains
MP-68 trains are a class of rubber-tyred metro rolling stock that have operated on Mexico City’s Metro system since the late 1960s.
-
D.
Azuma trains
Azuma trains are modern high-speed bi-mode and electric intercity trains used on the UK’s East Coast Main Line, known for faster journeys, improved comfort, and greater efficiency.
-
E.
Civia EMU
Civia EMU is a class of electric multiple unit commuter trains used by Spain’s Renfe for suburban and regional passenger services.
- 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_69c687eaa7508190bb58ce2aa02039b3 |
completed | March 27, 2026, 1:36 p.m. |
| NER | Named-entity recognition | batch_69c6af143d5c8190b62602602510b1cb |
completed | March 27, 2026, 4:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c6cbce25b481908d600d38d3c5b871 |
completed | March 27, 2026, 6:26 p.m. |
| NEDg | Description generation | batch_69c6cd0a98908190a5725c49bad7589d |
completed | March 27, 2026, 6:31 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c6cdcc10c08190aa98212bd17063a3 |
completed | March 27, 2026, 6:34 p.m. |
Created at: March 27, 2026, 1:56 p.m.