 <OpenGeoSysProjectDiff base_file="mcWhorter_h2.prj">

   <remove msel="././/process/jacobian_assembler" />

   <replace sel=".//time_loop/output/prefix/text()">mcWhorter_h2_newton</replace>

   <replace msel=".//test_definition/vtkdiff/regex/text()">mcWhorter_h2_newton_.*.vtu</replace>

 </OpenGeoSysProjectDiff>