SP 4445
E1444278
UNEXPLORED
SP 4445 is a specific locomotive from the Southern Pacific Railroad’s GS-4 class of streamlined 4-8-4 steam engines used in high-speed passenger service in the mid-20th century.
All labels observed (1)
| Label | Occurrences |
|---|---|
| SP 4445 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T20530830 — 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: SP 4445 Context triple: [Southern Pacific GS-4, fleetNumbers, SP 4445]
-
A.
SP 4443
SP 4443 is a specific locomotive from the Southern Pacific Railroad’s GS-4 class of streamlined 4-8-4 steam engines, known for their distinctive design and use on premier passenger trains in the mid-20th century.
-
B.
SP 4441
SP 4441 is a Southern Pacific GS-4 class streamlined steam locomotive that operated in high-speed passenger service in the mid-20th century American West.
-
C.
SP 4442
SP 4442 is a Southern Pacific GS-4 class streamlined steam locomotive that operated in high-speed passenger service in the mid-20th century American West.
-
D.
SP 4444
SP 4444 is a specific Southern Pacific GS-4 class streamlined steam locomotive that served in high-speed passenger service in the mid-20th century.
-
E.
SP 4440
SP 4440 is a Southern Pacific GS-4 class streamlined steam locomotive that served in passenger service in the mid-20th century.
- 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: SP 4445 Target entity description: SP 4445 is a specific locomotive from the Southern Pacific Railroad’s GS-4 class of streamlined 4-8-4 steam engines used in high-speed passenger service in the mid-20th century.
-
A.
SP 4443
SP 4443 is a specific locomotive from the Southern Pacific Railroad’s GS-4 class of streamlined 4-8-4 steam engines, known for their distinctive design and use on premier passenger trains in the mid-20th century.
-
B.
SP 4441
SP 4441 is a Southern Pacific GS-4 class streamlined steam locomotive that operated in high-speed passenger service in the mid-20th century American West.
-
C.
SP 4442
SP 4442 is a Southern Pacific GS-4 class streamlined steam locomotive that operated in high-speed passenger service in the mid-20th century American West.
-
D.
SP 4444
SP 4444 is a specific Southern Pacific GS-4 class streamlined steam locomotive that served in high-speed passenger service in the mid-20th century.
-
E.
SP 4440
SP 4440 is a Southern Pacific GS-4 class streamlined steam locomotive that served in passenger service in the mid-20th century.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.