L.Lyubashevsky-50 JT, 2006, 5th Prize  
#4 12+12


1.Be4 Sb6(~) 2.Sg5+ K:f6 3.Se8+ B:e8 4.Be7# 
1…Ra7  2.d5+ Ke5 3.d4+! cd (e.p.) 4.Qa1#! 
1…Q:h4 2.Bf5+ Kd5 3.e4+! fe (e.p.) 4.Qh1#!  3…Kc6 4.Bd7#