SR 21
E191956
SR 21 is a primary state highway in Alabama that runs north–south across the state, connecting several major towns and highways.
All labels observed (1)
| Label | Occurrences |
|---|---|
| SR 21 canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T1691976 — 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: SR 21 Context triple: [Alabama State Route 21, abbreviation, SR 21]
-
A.
SR 18
SR 18 is a state highway in Georgia that runs east–west across the central part of the state, connecting several small towns and regional routes.
-
B.
SR 143
SR 143 is a short Arizona state highway in the Phoenix metropolitan area that primarily serves as a connector between Interstate 10 and Phoenix Sky Harbor International Airport.
-
C.
SR 316
SR 316 is a major east–west state highway in Georgia that connects the Atlanta metropolitan area with the city of Athens.
-
D.
SR 1
SR 1 is a major north–south state highway in Georgia that largely follows the route of U.S. Route 27 across the state.
-
E.
SR 54
SR 54 is a state highway in Georgia that connects several communities in the western part of the state, including areas around Atlanta.
- 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: SR 21 Target entity description: SR 21 is a primary state highway in Alabama that runs north–south across the state, connecting several major towns and highways.
-
A.
SR 18
SR 18 is a state highway in Georgia that runs east–west across the central part of the state, connecting several small towns and regional routes.
-
B.
SR 143
SR 143 is a short Arizona state highway in the Phoenix metropolitan area that primarily serves as a connector between Interstate 10 and Phoenix Sky Harbor International Airport.
-
C.
SR 316
SR 316 is a major east–west state highway in Georgia that connects the Atlanta metropolitan area with the city of Athens.
-
D.
SR 1
SR 1 is a major north–south state highway in Georgia that largely follows the route of U.S. Route 27 across the state.
-
E.
SR 54
SR 54 is a state highway in Georgia that connects several communities in the western part of the state, including areas around Atlanta.
- F. None of above. chosen
Statements (42)
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: SR 21 Description of subject: SR 21 is a primary state highway in Alabama that runs north–south across the state, connecting several major towns and highways.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.