---
authors: 
  - ZICHERMANN O.
source: Die Schwalbe
date: 1948
algebraic: 
  white: [Ka4, Qf1, Rg2, Ra3, Pf2]
  black: [Kc2, Bf4]
stipulation: "#2"
solution: |
  "1...Kd2 2.f3#
  1...Bg3 2.fxg3#
  1...Bh2/Be5/Bd6/Bc7/Bb8 2.f3#/f4#
  1...Bg5/Bh6 2.f4#
  1...Be3 2.fxe3#
  
  1.Qb1+??
     1...Kd2 2.f3#
  but 1...Kxb1!
  
  1.Rb3! zz
     1...Kd2 2.f3#
     1...Bg3 2.fxg3#
     1...Bh2/Be5/Bd6/Bc7/Bb8 2.f3#/f4#
     1...Bg5/Bh6 2.f4#
     1...Be3 2.fxe3#
     1...Bd2 2.Qb1#
     1...Bc1 2.Qd3#"
keywords: 
  - Flight taking key
  - Black correction
  - Albino