Are you looking for (temporal) direction, but reductivists account that appeal to a thermodynamic arrow just don't seem that compelling? Did you already purchase a package of primitive grounding relations? If so, you can upgrade your grounding relations for just $29.99 to include primtive diachronic grounding relations, which can then be easily used to provide you with direction.  

Primitive Diachronic Grounding Relations

SKU: 364215376135191
$29.99Price