causally upstream of, positive effect
causally_upstream_of,_positive_effect
p is causally upstream of, positive effect q iff p is casually upstream of q, and the execution of p is required for the execution of q.
external
holds between x and y if and only if x is causally upstream of y and the progression of x increases the frequency, rate or extent of y
RO:0002304
causally_upstream_of,_positive_effect
causally upstream of
causally upstream of
causally upstream of or within, positive effect