Problème
N°87
1…Cb3 a 2.Da6# A
1…Cd3 b 2.b3# B
1…Ce2 c 2.d3# C
1.Fe3? (blocus), 1…Cb3! a
1…De3? (blocus), 1…Cd3! b
1…Rg1? (blocus), 1…Ce2+! c
1.Dh3! (blocus)
1…Cb3 a 2.d3# C
1…Cd3 b 2.De6# D
1…Ce2 c 2.b3# B
1…Tc3~ 2.D(x)c3#
1…f5 2.Ce5#
Anti-cycle (Lacny).