1...axb4 (x) 2.Sxb4#  1...d6 2.Qe6# (X)    1.Kf6? [2.Qh1# (Y)]  1…f4 2.Qe4# (Z)  1…Be5+ (a) 2.Qxe5# (W)  1…g3!    1.Bc5? [2.Rxd4#]  1...Be5 (aA) 2.Qh1#  1...Sd2 (bB) 2.Sxc3#  1…axb4! (x)    1.Rd8? [2.Qe6# (X)]  1...Be5 (aB) 2.Qh1#  1...Sd2 (bC) 2.Sxc3#  1...Bd6!    1.Rh5! [2.Qe4# (Z)]  1...Be5 (aC) 2.Qh1# (Y)  1...Sd2 (bA) 2.Sxc3#
DM-32-23  Brabec-Sovík themePseudo Le Grand Changed mate Selfblock
Defensive motifs A = Direct guard of the threat square B = Interference of threat unit´s line C = Indirect guarding by unpinning