. "By providing such material, to us you confirm that you have the right to use it and that we have the right to use, modify, adapt and edit such materials to create or maintain the site. 4.2 We own all rights in respect to the source code, tools developed, files, algorithms and other materials used in the project other than your source materials (see 4.1) 4.3 We will transfer to you the rights to us" . . .