Ludendorff Bridge
E450987
The Ludendorff Bridge was a strategically vital World War II railway bridge over the Rhine River at Remagen, Germany, whose unexpected capture by Allied forces in 1945 significantly hastened the end of the war in Europe.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Ludendorff Bridge canonical | 3 |
| Ludendorff Bridge (until 1945) | 1 |
| Ludendorff Bridge at Remagen | 1 |
| Ludendorff Bridge at Remagen crossing | 1 |
| Ludendorff Bridge site at Remagen | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4538744 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ludendorff Bridge Context triple: [Remagen, knownFor, Ludendorff Bridge]
-
A.
Grenadersky Bridge
Grenadersky Bridge is a road bridge in Saint Petersburg, Russia, spanning the Bolshaya Nevka River and connecting key parts of the city’s Petrogradsky District.
-
B.
Lippe Bridge
Lippe Bridge is a notable bridge in the German town of Lünen that spans the River Lippe and serves as a key local crossing and landmark.
-
C.
Bastei Bridge
Bastei Bridge is a famous stone bridge and scenic lookout spanning dramatic sandstone rock formations above the Elbe River in Saxon Switzerland, Germany.
-
D.
Kaiser Wilhelm Bridge
The Kaiser Wilhelm Bridge is a historic swing bridge and prominent landmark in Wilhelmshaven, Germany, known for its distinctive steel architecture and role as a key crossing over the harbor.
-
E.
Moltkebrücke
Moltkebrücke is a historic stone arch bridge in central Berlin, Germany, known for its ornate sculptures and its location near the Reichstag over the River Spree.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ludendorff Bridge Target entity description: The Ludendorff Bridge was a strategically vital World War II railway bridge over the Rhine River at Remagen, Germany, whose unexpected capture by Allied forces in 1945 significantly hastened the end of the war in Europe.
-
A.
Grenadersky Bridge
Grenadersky Bridge is a road bridge in Saint Petersburg, Russia, spanning the Bolshaya Nevka River and connecting key parts of the city’s Petrogradsky District.
-
B.
Lippe Bridge
Lippe Bridge is a notable bridge in the German town of Lünen that spans the River Lippe and serves as a key local crossing and landmark.
-
C.
Bastei Bridge
Bastei Bridge is a famous stone bridge and scenic lookout spanning dramatic sandstone rock formations above the Elbe River in Saxon Switzerland, Germany.
-
D.
Kaiser Wilhelm Bridge
The Kaiser Wilhelm Bridge is a historic swing bridge and prominent landmark in Wilhelmshaven, Germany, known for its distinctive steel architecture and role as a key crossing over the harbor.
-
E.
Moltkebrücke
Moltkebrücke is a historic stone arch bridge in central Berlin, Germany, known for its ornate sculptures and its location near the Reichstag over the River Spree.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
World War II site
ⓘ
railway bridge ⓘ steel arch bridge ⓘ |
| builtBy | German Empire ⓘ |
| capturedBy | United States Army ⓘ |
| capturedByUnit |
9th Armored Division (United States)
ⓘ
Combat Command B, 9th Armored Division ⓘ |
| capturedDuring |
Battle of Remagen
ⓘ
linked to:
Crossing of the Rhine
|
| casualtiesAtCollapse | U.S. Army engineers killed and injured ⓘ |
| causeOfCollapse | structural damage and stress ⓘ |
| collapsed | 1945-03-17 ⓘ |
| commemoratedBy | Peace Museum Bridge at Remagen ⓘ |
| completionDate | 1918 ⓘ |
| constructionStartDate | 1916 ⓘ |
| coordinateLocation | approximately 50.578°N 7.231°E ⓘ |
| country | Germany ⓘ |
| crosses |
Rhine River
ⓘ
linked to:
Rhine
|
| currentUseOfTowers | Peace Museum Bridge at Remagen ⓘ |
| dateOfCapture | 1945-03-07 ⓘ |
| enabled | Allied bridgehead east of the Rhine ⓘ |
| featuredIn |
film "The Bridge at Remagen"
ⓘ
linked to:
The Bridge at Remagen
numerous World War II histories ⓘ |
| GermanDemolitionAttempt | 1945-03-07 ⓘ |
| GermanDemolitionResult | partial damage, bridge remained passable ⓘ |
| hasTower |
eastern bridge tower
ⓘ
western bridge tower ⓘ |
| historicalImpact |
accelerated Allied advance into Germany
ⓘ
contributed to hastening the end of World War II in Europe ⓘ |
| length | 325 metres ⓘ |
| locatedIn |
Remagen
ⓘ
linked to:
Remagen, Germany
Rhineland-Palatinate ⓘ |
| locatedOnRiver | Rhine ⓘ |
| material | steel ⓘ |
| namedAfter | Erich Ludendorff ⓘ |
| numberOfSpans | 3 ⓘ |
| opened | 1919 ⓘ |
| opposedBy | German Army ⓘ |
| partOf | German strategic railway network ⓘ |
| purpose | military transport ⓘ |
| remains |
bridge piers
ⓘ
bridge towers ⓘ |
| status | destroyed ⓘ |
| strategicImportance |
Rhine crossing for German forces
ⓘ
only intact Rhine bridge captured by Allies in March 1945 ⓘ |
| usedByAlliesForCrossing |
U.S. First Army
ⓘ
linked to:
U.S. 1st Army
U.S. Ninth Army ⓘ |
| usedDuring |
World War I
ⓘ
World War II ⓘ |
| usedFor |
railway traffic
ⓘ
road traffic ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Ludendorff Bridge Description of subject: The Ludendorff Bridge was a strategically vital World War II railway bridge over the Rhine River at Remagen, Germany, whose unexpected capture by Allied forces in 1945 significantly hastened the end of the war in Europe.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Remagen, Germany
subject linked to:
Remagen, Germany
linked to: Ludendorff Bridge
linked to: Ludendorff Bridge
linked to: Ludendorff Bridge
linked to: Ludendorff Bridge