Complex sentence: The organisation was formed on 7 April 1941 out of Waffen-SS troops as "special staff" ("Eintzatsstab "), reporting directly to Heinrich Himmler; it was officially designated as"Kommandostab Reichsführer-SS" on 6 May.
Split into simpler sentences: The organisation was formed on 7 April 1941 out of Waffen-SS troops as "special staff" ("Eintzatsstab "), reporting directly to"Reichsführer-SS " Heinrich Himmler. It was officially designated as"Kommandostab Reichsführer-SS" on 6 May.