421
E1326641
UNEXPLORED
421 is the numerical designation for U.S. Route 421, a major United States highway running through several states in the eastern part of the country.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 421 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T18474585 — 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: 421 Context triple: [U.S. Route 421, highwayNumber, 421]
-
A.
42
42 is a 2013 biographical sports film about baseball legend Jackie Robinson’s groundbreaking integration of Major League Baseball.
-
B.
42J
42J is the FAA location identifier for Keystone Heights Airport in Florida, United States.
-
C.
21
21 is Adele’s critically acclaimed, Grammy-winning sophomore album known for its soulful exploration of heartbreak and emotional resilience.
-
D.
442
442 is the performance-oriented model designation used by Oldsmobile for its classic muscle car line, especially prominent in the 1960s and 1970s.
-
E.
227
227 is an American sitcom that aired in the 1980s and early 1990s, focusing on the lives of residents in a Washington, D.C. apartment building and starring Marla Gibbs.
- 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: 421 Target entity description: 421 is the numerical designation for U.S. Route 421, a major United States highway running through several states in the eastern part of the country.
-
A.
42
42 is a 2013 biographical sports film about baseball legend Jackie Robinson’s groundbreaking integration of Major League Baseball.
-
B.
42J
42J is the FAA location identifier for Keystone Heights Airport in Florida, United States.
-
C.
21
21 is Adele’s critically acclaimed, Grammy-winning sophomore album known for its soulful exploration of heartbreak and emotional resilience.
-
D.
442
442 is the performance-oriented model designation used by Oldsmobile for its classic muscle car line, especially prominent in the 1960s and 1970s.
-
E.
227
227 is an American sitcom that aired in the 1980s and early 1990s, focusing on the lives of residents in a Washington, D.C. apartment building and starring Marla Gibbs.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.