. "branch of" . . "distributary channel of" . "x distributary_of y if and only if x is capable of channeling the flow of a substance to y, where y channels less of the substance than x" . "http://en.wikipedia.org/wiki/Distributary" . . . "This is both a mereotopological relationship and a relationship defined in connection to processes. It concerns both the connecting structure, and how this structure is disposed to causally affect flow processes" . "Chris Mungall" . "Deschutes River distributary_of Little Lava Lake" . "distributary of"@en .