Triple
T23259775
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British sector |
E581970
|
entity |
| Predicate | hadCheckpoint |
P26189
|
FINISHED |
| Object | Checkpoint Charlie (on sector border with Soviet sector) |
—
|
NE NERFINISHED |
How this triple was built (2 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: Checkpoint Charlie (on sector border with Soviet sector) | Statement: [British sector, hadCheckpoint, Checkpoint Charlie (on sector border with Soviet sector)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Checkpoint Charlie (on sector border with Soviet sector) Context triple: [British sector, hadCheckpoint, Checkpoint Charlie (on sector border with Soviet sector)]
-
A.
Checkpoint Charlie (border crossing to West Berlin)
chosen
Checkpoint Charlie was the most famous crossing point between East and West Berlin during the Cold War, symbolizing the division between the Eastern Bloc and the Western world.
-
B.
Helmstedt checkpoint
Helmstedt checkpoint, also known as Checkpoint Alpha, was a major Cold War border crossing between West Germany and East Germany on the transit route to West Berlin.
-
C.
Berlin–Spandau line
The Berlin–Spandau line is a major railway route in Berlin that connects the city center with the western district of Spandau and forms part of important regional and long-distance rail corridors.
-
D.
Brandenburg Gate (Potsdam)
The Brandenburg Gate in Potsdam is a historic triumphal arch built in the 18th century that serves as one of the city's most prominent architectural landmarks.
-
E.
Spandauer Tor
Spandauer Tor was a historic city gate of Berlin that marked the entrance to the city on the road leading toward Spandau.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e246079f58819085eaa9c260906880 |
completed | April 17, 2026, 2:39 p.m. |
| NER | Named-entity recognition | batch_69f194c7ec148190b01fd215a0c1daa1 |
completed | April 29, 2026, 5:19 a.m. |
Created at: April 17, 2026, 4:11 p.m.