Triple
T14189637
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kennedybrücke (Hamburg) |
E351676
|
entity |
| Predicate | hasRailwayLine |
P848
|
FINISHED |
| Object | Hamburg U-Bahn line U1 |
E894681
|
NE FINISHED |
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: Hamburg U-Bahn line U1 | Statement: [Kennedybrücke (Hamburg), hasRailwayLine, Hamburg U-Bahn line U1]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hamburg U-Bahn line U1 Context triple: [Kennedybrücke (Hamburg), hasRailwayLine, Hamburg U-Bahn line U1]
-
A.
Hamburg U-Bahn line U1
chosen
Hamburg U-Bahn line U1 is a major rapid transit line in Hamburg’s underground network, running from the city center through several northern and northeastern districts to suburban areas.
-
B.
Hamburg U-Bahn line U2
Hamburg U-Bahn line U2 is a major rapid transit line in Hamburg’s underground network, running across the city to connect central districts with outlying residential areas such as Niendorf.
-
C.
Hamburg U-Bahn
The Hamburg U-Bahn is the rapid transit metro system serving the city of Hamburg, Germany, and its surrounding areas.
-
D.
Hamburg U-Bahn line U3
Hamburg U-Bahn line U3 is a historic circular metro line that runs largely above ground, offering key transit service and scenic views through central and harbor areas of Hamburg.
-
E.
Berlin U-Bahn line U1
Berlin U-Bahn line U1 is one of the oldest and most central lines in Berlin’s subway network, running predominantly east–west across the inner city and serving several major commercial and tourist areas.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d827894ac0819097803e57f3227b23 |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de61df628c8190ba3f557e2128dce5 |
completed | April 14, 2026, 3:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd194543f081909cb11cf0881afa90 |
completed | May 7, 2026, 10:59 p.m. |
Created at: April 10, 2026, 1:03 a.m.