]> This is the RDF schema used to describe metadata announced by Cactus simulations. It is based on the work of Dylan Stark (dstark@cct.lsu.edu) and Robert Engel (engro@aei.mpg.de). Thomas Radke, Albert-Einstein-Institute (AEI), AstroGrid-D project http://www.gac-grid.org Version 0.1; 15 August 2006