If barrier: then blocking targets section to find'barrier' target variables.
If religious control: then sin targets unity to find'religious control' target variables.

Wall stimulates section but references blocking.
Worship stimulates unity but references sin.

If q1n: then q1s targets q1o to find 'q1n' target variables.
If q1n: then q1s targets q1o to find 'q1n' target variables.

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