The purpose of remember-forget is target, and because it contains the concept of source, remember and forget are primary actions of remember-forget.
The purpose of Dickensian times is belief, and because it contains the concept of incredulity, light and darkness are primary actions of Dickensian times.

Remember stimulates target but references source.
Light stimulates belief but references incredulity.

The purpose of q1n is q1o, and because it contains the concept of q1s, q1e and q1r are primary actions of q1n.
The purpose of q1n is q1o, and because it contains the concept of q1s, q1e and q1r are primary actions of q1n.

q1e stimulates q1o but references q1s.
q1e stimulates q1o but references q1s.