1 - h#8.5 3 solutions with kangaroos
white KAf7g4f2 Kc2
black Se6 Kd4
h#8.5 3sol.(4+2)
🨷f7, g4, f2: Kangaroo
Kangaroo : moves along the Queen's file using two jumps and lands just behind the second jump
{}
1...Kc2-b3 2.Kd4-c5 KAf7-a2 3.Kc5-b6 Kb3-b4 4.Se6-d4 KAf2-a7 {}
5.Kb6-c7 KAg4-a4 6.Sd4-c6 + Kb4-b5 7.Sc6-b8 Kb5-a5 8.Kc7-b7 KAa2-a6 {}
9.Kb7-a8 Ka5-b6 # ! {}
1...Kc2-d2 2.Se6-f4 KAf7-f1 3.Kd4-c4 KAg4-b4 4.Sf4-e2 KAf2-c2 {}
5.Se2-c3 KAc2-c5 6.Kc4-b3 KAb4-e1 7.Kb3-a2 Kd2-c2 8.Ka2-a1 KAc5-c1 {}
9.Sc3-a2 KAf1-b1 # ! {}
1...Kc2-c1 {tempo} 2.Kd4-e3 Kc1-d1 3.Se6-d4 KAf2-c5 4.Ke3-f2 KAc5-g1 {}
5.Sd4-f3 KAf7-f1 6.Kf2-g3 {tempo} Kd1-e2 7.Kg3-g2 KAg4-d1 8.Sf3-h2 Ke2-e1 {}
9.Kg2-h1 Ke1-f2 # ! {
Triple echo.}
2 - h#2.5 paos, vao, nao
white Kb7 Pd6 PAd1e1 NAg7 VAa7
black Kd5 Pd7f5b4d2 Rg8d3
h#2.5(6+7)
b) bBd3
c) bNd3
🨵d1, e1: Pao🨶a7: Vao🨷g7: Nao
Chinese pieces : move normally except when capturing, when a jump is required
Nao : Nightrider needing a jump to capture
{}
a) {}
1...PAe1-e7 2.Kd5-e4 VAa7-b8 3.Rd3-f3 NAg7-e6 # {}
b) +bBd3 {bBd3}
1...VAa7-f2 2.Kd5-c5 NAg7-e8 3.Bd3-b5 PAe1-e3 # {}
c) +bSd3 {bNd3}
1...NAg7-a4 2.Kd5-e6 PAe1-f1 3.Sd3-e5 VAa7-c5 # {
ABC-BCA-CAB cycle.}
3 - h#2 4 sol circe double agents
white Kg7 Pe3 Sd4 Bc3
black Qf5 Kg5 Pb4e2
h#2 Circe double agents(4+4)
Circe double agents : A piece first changes colour and then is reborn in the manner of Circe
{}
1.e2-e1=Q Bc3*e1[+wQd1] 2.Qf5-g4 Qd1*g4[+wQd1] # {}
1.e2-e1=R Bc3*e1[+wRa1] 2.Qf5-a5 Ra1*a5[+wQd1] # {}
1.e2-e1=B Bc3*e1[+wBc1] 2.Qf5-f4 e3*f4[+wQd1] # {}
1.e2-e1=S Bc3*e1[+wSg1] 2.Qf5-h3 Sg1*h3[+wQd1] # {
AUW.}
4 - 2# transmuted Kings
white Sa6 Qc8 Pd7e6f7 Rh7 Be3 Ke4
black Pa7b6 Ke7 Ba1
#2 transmuted Kings(8+4)
transmuted Kings : When a King is in check, it moves in the way of the piece that is putting it in check.
When he isn't in check, he moves as normal
{}
{Tries :}
1.Be3-c1 ? {(threatens} 2.d7-d8=Q # {)}
1...Ke7-d6 2.d7-d8=R # {(but not} 2.d7-d8=Q + Kd6-g3 ! {) or} 1...Ke7-f6 2.d7-d8=B # {or} 1...Ke7*e6 2.f7-f8=S #
{(It should be noted that promoting to d8 would be a self-check)
but } 1...Ba1-b2 ! {and} 2.d7-d8=Q + {allows } 2...Ke7-a3 {}
1.Sa6-c5 ? Ke7-f6 ! {or } 1...a7-a5 ! {}
1.Qc8-g8 ! {(threatens} 2.f7-f8=Q # {)}
1...Ke7-f6 2.f7-f8=R # {}
1...Ke7-d6 2.f7-f8=B # {}
1...Ke7*e6 2.d7-d8=S # {
Double AUW.}
5 - h#3 3 sol Kings-roses
white Royal WRe2
white Pb3g5 Sh5
black Pd4e5g6 Sf7
black Royal BRa5
h#3(4+5) e2, a5: King-Rose
King-rose : a King-Rose moves like a Rose but reverts to a King to capture.
{ }
1.Sf7-h6 g5*h6 2.rBRa5-g5 {(via b7-d8-f7)} Sh5-f4 3.rBRg5-g1 Sf4-h3 #
{Neither f3 nor g5 are available to the black King.}
1.rBRa5-b7 rWRe2-e6 2.rBRb7-e4 rWRe6-f8 3.rBRe4-h7 Sh5-f6 # {:
The bK cannot move to h8 without capturing}
1.rBRa5-c6 Sh5-f6 2.rBRc6-b8 rWRe2-b5 3.d4-d3 Sf6-d7 # {:
Pd3 prohibits ... rROa6-b4-d3-f4.
Problem corrected and improved in 2024.}
6 - 2# make & take
white Kh1 Bb3f6 Pb5b4c4d4d5e2
black Ka2 Sc5c8 Pf5
#2 Make&Take(9+4)
Make&Take : The unit to be captured first runs as the unit it wishes to capture,
then perform this capture by moving normally.
In the first phase, it is not allowed to capture.
A pawn is helpless on its first rank.
{ Tries :}
1.b5-b6 ? Sc8-a7 ! {}
1.d5-d6 ? Sc8-e7 ! {}
1.e2-e3 ? Sc5*d4 ! {(via c6)}
1.e2-e4 ? f5-f4 ! {}
1.Kh1-h2 ? {or} 1.Kh1-g1 ? {or} 1.Kh1-g2 ? Sc5-e4 + ! {}
1.Bf6-g7 ? Sc8*g7 ! {(via e6)}
1.Bf6-g5 ? Sc8*g5 ! {(idem)}
1.Bf6-h4 ? f5-f4 ! {}
1.Bf6-h8 ! {}
1...Sc5*b4 {(via c6)} 2.c4*b4 # {(via a3)}
1...Sc5*d4 {(via c6)} 2.c4*d4 # {(via e3)}
1...Sc5-a4 {or elsewhere} 2.c4-c5 # {}
1...Sc8-d6 2.c4*d6 # {(via e5)}
1...Sc8-e7 2.c4*e7 # {(via d6)}
1...Sc8-b6 2.c4*b6 # {(via a5)}
1...Sc8-a7 2.c4*a7 # {(via b6)}
1...f5-f4 2.Bb3-c2 # {
Bishop-pawn battery: the pawn is "at the back", yet it is the "front" piece of the battery !}
7 - serial h#11 einstein
white Sc6 Pd5g3f6e3d2c4b4a5 Kf1 Bh2
black Pb7d6 Kf8
ser-h#11 Einstein(11+3)
Einstein : a unit (other than the King) changes on each move to the next strongest unit in the event of a capture,
immediately less strong if not capture.
The author had even placed a ninth white pawn on c6, which is legal in Einstein!}
{ }
1.b7*c6=S 2.Sc6*b4=B 3.Bb4*a5=R 4.Ra5*d5=Q {}
5.Qd5-f7=R 6.d6-d5 7.d5*c4=S 8.Sc4*d2=B {}
9.Bd2*e3=R 10.Re3*g3=Q 11.Qg3-b8=R Bh2*b8=R #
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