R44
E1279456
UNEXPLORED
The R44 is a class of New York City Subway cars built in the early 1970s, notable for introducing 75-foot-long car bodies and serving on various IND and BMT lines before being replaced by newer rolling stock.
All labels observed (2)
| Label | Occurrences |
|---|---|
| R44 canonical | 1 |
| R44 (retired) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T17620693 — 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: R44 Context triple: [New Technology Train, successorTo, R44]
-
A.
Robinson R44
The Robinson R44 is a popular light, four-seat piston-engine helicopter widely used worldwide for training, private transport, and law enforcement.
-
B.
Bell 407
The Bell 407 is a popular four-blade, single-engine civil utility helicopter widely used for corporate transport, emergency medical services, law enforcement, and utility missions.
-
C.
Bell 412
The Bell 412 is a twin-engine utility helicopter widely used around the world for military, law enforcement, and civilian transport and rescue operations.
-
D.
R-4
The R-4 is a World War II–era Sikorsky helicopter recognized as the first mass-produced helicopter and the first to be used operationally by the U.S. military.
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E.
Bell YOH-4
The Bell YOH-4 was a light observation helicopter prototype developed for the U.S. Army in the 1960s that served as the basis for the later Bell 206 JetRanger series.
- 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: R44 Target entity description: The R44 is a class of New York City Subway cars built in the early 1970s, notable for introducing 75-foot-long car bodies and serving on various IND and BMT lines before being replaced by newer rolling stock.
-
A.
Robinson R44
The Robinson R44 is a popular light, four-seat piston-engine helicopter widely used worldwide for training, private transport, and law enforcement.
-
B.
Bell 407
The Bell 407 is a popular four-blade, single-engine civil utility helicopter widely used for corporate transport, emergency medical services, law enforcement, and utility missions.
-
C.
Bell 412
The Bell 412 is a twin-engine utility helicopter widely used around the world for military, law enforcement, and civilian transport and rescue operations.
-
D.
R-4
The R-4 is a World War II–era Sikorsky helicopter recognized as the first mass-produced helicopter and the first to be used operationally by the U.S. military.
-
E.
Bell YOH-4
The Bell YOH-4 was a light observation helicopter prototype developed for the U.S. Army in the 1960s that served as the basis for the later Bell 206 JetRanger series.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: R44