Daily puzzle 031107

What do you play with Black? The solution will be published tomorrow.

Yesterday's solution: Portisch-Fischer, Siegen (ol) 1970 went 25.Bxc5! bxc5 [25...Nxc5 26.Qe5+ Qxe5 27.Rxe5 Nxe6 28.f5] 26.Rb1 a6 27.a4 Nxf4 and now instead of 28.Qf3? White could have won with 28.Qe4! Qg5 29.Kh1 Nd3 (29...h3 30.g3 Nd3 31.e7!+-) 30.Qe3+-.

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