1988 Schweizerische Schachzeitung
Prize
1.Sd~? ~ 2.Qe4# 1..Re2 ..Se6 2.Qe2#,Qe6#
1.Sc6? 1..Bb6 2.Sce5# 1.Se6? 1..Bb6 2.S7d6#
1.Sb5? 1..Bb6 2.Sbd6#, for all 1..Sd2!
1.Sf5? 1...Bb6 ..Sd2 2.Sfd6#,Sfe3# 1..Se6!
1.Sf3? 1...Bb6 ..Sd2 2.Sfe5#,Sfd2# 1..Re2!
1.Sb3! 1...Bb6 ..Sd2 2.S7d6#,Sbd2#
1.Sc2? 1...Sd2 2.Sce3# 1...Bb6!
white correction 3.degree, changed mates
2# 10+11 id=93