primaryForce

P19407 predicate

Indicates that one entity serves as the main or dominant force acting upon, influencing, or driving another entity or process.

Subject	Object
Battle of Chosin Reservoir	1st Marine Division (United States) →
Battle of Chosin Reservoir	41 (Independent) Commando Royal Marines →
Battle of Chosin Reservoir	7th Infantry Division (United States) →
Battle of Chosin Reservoir	ROK I Corps →
EMD F59PHI	EMD 12-710G3C-EC ("primeMover") →
GE P42DC	GE 7FDL16 ("primeMover") →