py_20071023
Click in the right part of the chessboard to move forward, left to move backward... or directly on the move in the solution
#3 Vertical Cylinder 7x8
Arthur MANDLERPrager Presse, 1933
white Qf4 Ka6 Sg2f1
black Pf5g4c4 Sa7 Ke2
#3(4+5)Vertical Cylinder 7X8
{}
1.Sf1-a2! { blocus}
1...g4-g3 2.Qf4-f3+ Ke2-d2 3.Qf3-d8 #{}
1...c4-c3 2.Qf4-e3+ Ke2-d1 3.Qe3-d3 #{}
1...Sa7-c6 2.Sa2-c1+ Ke2-d1 3.Qf4-g5 #{}
1...Ke2-d3 2.Qf4-e3+ Kd3-c2 3.Qe3-e2 #{}
1...Ke2-d1 2.Qf4-c1+ Kd1-e2 3.Qc1-c2 #
#2 Masand
Thomas MAEDER & H.P.REHMKjell WIDLERTT.T.Andernach, 2007 - 2nd Place
white Qe1 Pd2e5 Kg2 Rh3c1 Bg6a2
black Pd3 Kd4 Rd8 Se6 Bg5
#2 Masand(8+5)
{}
1.Bg6-f7 ? threat:
2.Qe1-e4[d3=w][e5=b] # {A}
1...Se6-c5
2.Rc1-c4[c5=w] #
1...Se6-f4[d3=w][h3=b] + {a}
2.Qe1-e3[d2=b][d3=b][h3=w][f4=w][e5=b] #{B}
but
1...Bg5-e3 !{}
1.Rh3*d3[d2=b] + ?
but
1...d2*e1=S[d3=b] + !{}
1.Rh3-h4 + ?
but
1...Bg5*h4 !{}
1.Kg2-f3 ? threat:
2.Qe1-e3[d2=b][d3=w][e5=b][g5=w] #
but
1...Rd8-f8 + !{}
1.Qe1-f2[d2=b] + ?
but
1...Kd4*e5 !{}
1.Qe1-e4[d3=w][e5=b][g6=b] + ?
but
1...Bg6*e4[d3=b] + !{}
1.Qe1-e3[d2=b][d3=w][h3=b][e5=b][g5=w] + ?
but
1...Rh3-g3[e3=b][g5=b] + !{}
1.Rc1-c4 + ?
but
1...Kd4-d5 !{}
1.Rh3-h5 ! threat:
2.Qe1-e3[d2=b][d3=w][e5=b][g5=w] #{}
1...Bg5-e3
2.d2*e3 #{}
1...Bg5-h4
2.Qe1-f2[d2=b][h4=w] #{}
1...Bg5-e7
2.Qe1-f2[d2=b] #{}
1...Bg5-f6
2.Qe1-f2[d2=b][f6=w] #{}
1...Se6-f4[d3=w][h5=b][g6=b] +
2.Qe1-e4[d3=b][f4=w][e5=b][g6=w] #
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