A 1
E801538
A 1 is a major German autobahn that runs north–south across the country, connecting key cities and regions.
All labels observed (1)
| Label | Occurrences |
|---|---|
| A 1 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9464117 — 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: A 1 Context triple: [A1 motorway (Germany), abbreviation, A 1]
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A.
1A
1A is a state highway designation used for several alternate or auxiliary routes of U.S. Route 1 in Massachusetts.
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B.
A
A is the letter designation for one of the primary services on the New York City Subway system.
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C.
A
A is a Los Angeles Metro Rail line that runs along the Blue Line corridor, connecting downtown Los Angeles with surrounding communities.
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D.
A1A
A1A is a scenic coastal highway in Florida that runs along the Atlantic Ocean, known for connecting popular beaches and tourist destinations.
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E.
A1
A1 is the designation of Switzerland’s primary east–west motorway, connecting major cities such as Geneva, Bern, Zurich, and St. Gallen.
- 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: A 1 Target entity description: A 1 is a major German autobahn that runs north–south across the country, connecting key cities and regions.
-
A.
1A
1A is a state highway designation used for several alternate or auxiliary routes of U.S. Route 1 in Massachusetts.
-
B.
A
A is a Los Angeles Metro Rail line that runs along the Blue Line corridor, connecting downtown Los Angeles with surrounding communities.
-
C.
A
A is the letter designation for one of the primary services on the New York City Subway system.
-
D.
A1A
A1A is a scenic coastal highway in Florida that runs along the Atlantic Ocean, known for connecting popular beaches and tourist destinations.
-
E.
A1
A1 is the designation of Switzerland’s primary east–west motorway, connecting major cities such as Geneva, Bern, Zurich, and St. Gallen.
- F. None of above. chosen
Statements (10)
| Predicate | Object |
|---|---|
| instanceOf | German autobahn ⓘ |
| connects |
northern Germany
ⓘ
linked to:
Northern Germany
southern Germany ⓘ |
| country | Germany ⓘ |
| hasAbbreviation | A 1 ⓘ |
| locatedIn | Germany ⓘ |
| orientation | north–south ⓘ |
| partOf | German autobahn network ⓘ |
| roadType | Autobahn ⓘ |
| transportNetwork | German federal motorway system ⓘ |
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: A 1 Description of subject: A 1 is a major German autobahn that runs north–south across the country, connecting key cities and regions.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.