E.17.0:5.3 - One episteme, two viewpoints, one selected use

Unchanged episteme E conforms to safety viewpoint P1 and maintenance viewpoint P2. Two participant-determined conformance occurrences obtain, while the named current review use selects only P1 through one singular viewpointRef. E remains one U.View; the selection neither creates the P1 conformance nor removes the P2 conformance.