System/Library/PrivateFrameworks/PhotosGraph.framework

PGGraphOptimizedEdge.h

NSObject
>
MAEdge
>
PGGraphEdge

@interface PGGraphOptimizedEdge : PGGraphEdge

- (id)description;
- (id)edgeDescription;
- (void)checkConsistencyOfProperties:(id)a0 withExtraPropertyKeys:(id)a1;

@end