Triple
T12454452
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | S1 line |
E297619
|
entity |
| Predicate | usesTrack |
P27244
|
FINISHED |
| Object |
Offenbach City Tunnel
The Offenbach City Tunnel is an underground railway tunnel in Offenbach am Main, Germany, that carries S-Bahn commuter trains through the city center.
|
E991386
|
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: Offenbach City Tunnel | Statement: [S1 line, usesTrack, Offenbach City Tunnel]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Offenbach City Tunnel Context triple: [S1 line, usesTrack, Offenbach City Tunnel]
-
A.
Perthus road tunnel
The Perthus road tunnel is a major trans-Pyrenean highway tunnel linking France and Spain and facilitating cross-border traffic between the two countries.
-
B.
Leipzig City Tunnel
Leipzig City Tunnel is an underground railway link in Leipzig, Germany, that connects the main station with southern lines to create a central S-Bahn cross-city route.
-
C.
Fréjus Road Tunnel
The Fréjus Road Tunnel is a major trans-Alpine highway tunnel linking France and Italy through the Alps, serving as an important route for international road traffic.
-
D.
Pouilly-en-Auxois tunnel
The Pouilly-en-Auxois tunnel is a historic navigation tunnel in eastern France that carries boats beneath the watershed summit of the Canal de Bourgogne.
-
E.
Fréjus Rail Tunnel
The Fréjus Rail Tunnel is a major Alpine railway tunnel linking France and Italy, playing a key role in trans-European rail transport.
- 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: Offenbach City Tunnel Triple: [S1 line, usesTrack, Offenbach City Tunnel]
Generated description
The Offenbach City Tunnel is an underground railway tunnel in Offenbach am Main, Germany, that carries S-Bahn commuter trains through the city center.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Offenbach City Tunnel Target entity description: The Offenbach City Tunnel is an underground railway tunnel in Offenbach am Main, Germany, that carries S-Bahn commuter trains through the city center.
-
A.
Perthus road tunnel
The Perthus road tunnel is a major trans-Pyrenean highway tunnel linking France and Spain and facilitating cross-border traffic between the two countries.
-
B.
Leipzig City Tunnel
Leipzig City Tunnel is an underground railway link in Leipzig, Germany, that connects the main station with southern lines to create a central S-Bahn cross-city route.
-
C.
Fréjus Road Tunnel
The Fréjus Road Tunnel is a major trans-Alpine highway tunnel linking France and Italy through the Alps, serving as an important route for international road traffic.
-
D.
Pouilly-en-Auxois tunnel
The Pouilly-en-Auxois tunnel is a historic navigation tunnel in eastern France that carries boats beneath the watershed summit of the Canal de Bourgogne.
-
E.
Fréjus Rail Tunnel
The Fréjus Rail Tunnel is a major Alpine railway tunnel linking France and Italy, playing a key role in trans-European rail transport.
- 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_69d6ada166c48190b902972cd2408fa3 |
completed | April 8, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69d94da0b5988190b9df26dd3bb87337 |
completed | April 10, 2026, 7:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6556839908190ac0401d373ad0fa9 |
completed | May 2, 2026, 7:50 p.m. |
| NEDg | Description generation | batch_69f656a6dafc81908acf59c0ba65189a |
completed | May 2, 2026, 7:55 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f65b4d109c8190b48c71f664e7bb3f |
completed | May 2, 2026, 8:15 p.m. |
Created at: April 8, 2026, 9:56 p.m.