set E = the RepDEdgeSelection of G;
set G2 = the inducedSubgraph of G, the_Vertices_of G, the RepDEdgeSelection of G;
take the inducedSubgraph of G, the_Vertices_of G, the RepDEdgeSelection of G ; :: thesis: ex E being RepDEdgeSelection of G st the inducedSubgraph of G, the_Vertices_of G, the RepDEdgeSelection of G is inducedSubgraph of G, the_Vertices_of G,E
take the RepDEdgeSelection of G ; :: thesis: the inducedSubgraph of G, the_Vertices_of G, the RepDEdgeSelection of G is inducedSubgraph of G, the_Vertices_of G, the RepDEdgeSelection of G
thus the inducedSubgraph of G, the_Vertices_of G, the RepDEdgeSelection of G is inducedSubgraph of G, the_Vertices_of G, the RepDEdgeSelection of G ; :: thesis: verum