The Samisch line. As in all the relative lines that are named after the German GM, the modest f2-f3 move aims for a solid central occupation, followed by a monstrous kingside attack.
1. d2d4  1... g8f6  2. c2c4  2... e7e6  3. b1c3  3... f8b4  4. a2a3  4... b4c3  5. b2c3  5... b7b6 