standardElementGraph.writeDOT( getPlanPath() + "/standard-before.dot" );
Pipe before = ElementGraphs.findFirstPipeNamed( standardElementGraph, "last*upper2" );
Pipe after = ElementGraphs.findFirstPipeNamed( standardElementGraph, "after*last" );
int size = standardElementGraph.vertexSet().size();
ElementGraphs.removeBranchBetween( standardElementGraph, before, after, false );
standardElementGraph.writeDOT( getPlanPath() + "/standard-after.dot" );
assertEquals( size - 7, standardElementGraph.vertexSet().size() );