"Mat" . . . . . "Core" . "Core"^^ . "Material" . . . "2004-06-30T21:16:29+02:00"^^ . . . "The substance which is altered in some useful way."@en . "The substance which is altered in some useful way."@en . "6700"^^ . "The substance which is altered in some useful way.\n"^^ . . . . . . "JKR" . "Material" . "Material"^^ . . . .