MESON Chess Problem Database
Problem Display
PID: 194335 (8/3N4/2n5/1P1k4/K1Nn1RB1/2p1B3/2P5/8 w - - 0 1)
Popa, Nicolae
Sachmatija, 2019
#2
8 + 4
SOLUTION
- SOUND
- Sets
- 1...Kxc4
- 2.Be6#
- 1...Sxc2
- 2.Sdb6#
- 2.Sf6#
- 1...Se2
- 2.Sdb6#
- 2.Sf6#
- 1...Sb3
- 2.Sdb6#
- 2.Sf6#
- 1...Sf3
- 2.Sdb6#
- 2.Sf6#
- 1...Sxb5
- 2.Sdb6#
- 2.Sf6#
- 1...Se6
- 2.Sdb6#
- 2.Sf6#
- 2.Bf3#
- 1...Sb4
- 2.Rxd4#
- 1...Sa5
- 2.Rxd4#
- 1...Se5
- 2.Rxd4#
- 1...Sa7
- 2.Rxd4#
- 1...Se7
- 2.Rxd4#
- 1...Sb8
- 2.Rxd4#
- 1...Sd8
- 2.Rxd4#
- 1...Kxc4
- Tries
- 1.Bg1?
- 1...Kxc4
- 2.Be6#
- 1...Sxc2
- 2.Sdb6#
- 2.Sf6#
- 1...Sxb5
- 2.Sdb6#
- 2.Sf6#
- 1...Se2
- 2.Sdb6#
- 2.Sf6#
- 1...Sb3
- 2.Sdb6#
- 2.Sf6#
- 1...Sf3
- 2.Sdb6#
- 2.Sf6#
- 1...Se6
- 2.Sdb6#
- 2.Sf6#
- 2.Bf3#
- 1...Sb4
- 2.Rxd4#
- 1...Sa5
- 2.Rxd4#
- 1...Se5
- 2.Rxd4#
- 1...Sa7
- 2.Rxd4#
- 1...Se7
- 2.Rxd4#
- 1...Sb8
- 2.Rxd4#
- 1...Sd8
- 2.Rxd4#
- 1...Sf5!
- 1...Kxc4
- 1.Bf2?
- 1...Kxc4
- 2.Be6#
- 1...Sxc2
- 2.Sdb6#
- 2.Sf6#
- 1...Sxb5
- 2.Sdb6#
- 2.Sf6#
- 1...Se2
- 2.Sdb6#
- 2.Sf6#
- 1...Sb3
- 2.Sdb6#
- 2.Sf6#
- 1...Sf3
- 2.Sdb6#
- 2.Sf6#
- 1...Se6
- 2.Sdb6#
- 2.Sf6#
- 2.Bf3#
- 1...Sb4
- 2.Rxd4#
- 1...Sa5
- 2.Rxd4#
- 1...Se5
- 2.Rxd4#
- 1...Sa7
- 2.Rxd4#
- 1...Se7
- 2.Rxd4#
- 1...Sb8
- 2.Rxd4#
- 1...Sd8
- 2.Rxd4#
- 1...Sf5!
- 1...Kxc4
- 1.Bxd4?
- threat
- 2.Sdb6#
- 1...Kxc4
- 2.Sb6#
- 2.Be6#
- 1...Sxd4!
- threat
- 1.Bh3?
- 1...Kxc4
- 2.Be6#
- 1...Sxc2
- 2.Sdb6#
- 2.Sf6#
- 1...Sxb5
- 2.Sdb6#
- 2.Sf6#
- 1...Se2
- 2.Sdb6#
- 2.Sf6#
- 1...Sb3
- 2.Sdb6#
- 2.Sf6#
- 1...Sf3
- 2.Sdb6#
- 2.Sf6#
- 1...Se6
- 2.Sdb6#
- 2.Sf6#
- 2.Bg2#
- 1...Sb4
- 2.Rxd4#
- 1...Sa5
- 2.Rxd4#
- 1...Se5
- 2.Rxd4#
- 1...Sa7
- 2.Rxd4#
- 1...Se7
- 2.Rxd4#
- 1...Sb8
- 2.Rxd4#
- 1...Sd8
- 2.Rxd4#
- 1...Sf5!
- 1...Kxc4
- 1.Bf5?
- 1...Kxc4
- 2.Be6#
- 1...Sxc2
- 2.Sdb6#
- 2.Sf6#
- 1...Sxb5
- 2.Sdb6#
- 2.Sf6#
- 1...Se2
- 2.Sdb6#
- 2.Sf6#
- 1...Sb3
- 2.Sdb6#
- 2.Sf6#
- 1...Sf3
- 2.Sdb6#
- 2.Sf6#
- 1...Se6
- 2.Sdb6#
- 2.Sf6#
- 1...Sb4
- 2.Rxd4#
- 1...Sa5
- 2.Rxd4#
- 1...Se5
- 2.Rxd4#
- 1...Sa7
- 2.Rxd4#
- 1...Se7
- 2.Rxd4#
- 1...Sb8
- 2.Rxd4#
- 1...Sd8
- 2.Rxd4#
- 1...Sxf5!
- 1...Kxc4
- 1.Be6+?
- 1...Sxe6
- 2.Sdb6#
- 2.Sf6#
- 1...Kxe6!
- 1...Sxe6
- 1.Bg1?
- Keys
- 1.Re4!
- 1...Kxc4
- 2.Be6#
- 1...Kxe4
- 2.Sf6#
- 1...Sxc2
- 2.Sf6#
- 1...Sxb5
- 2.Sf6#
- 1...Sf5
- 2.Sf6#
- 1...Se2
- 2.Sf6#
- 1...Sb3
- 2.Sf6#
- 1...Sf3
- 2.Sf6#
- 1...Se6
- 2.Sf6#
- 1...Sb4
- 2.Rxd4#
- 1...Sa5
- 2.Rxd4#
- 1...Se5
- 2.Rxd4#
- 1...Sa7
- 2.Rxd4#
- 1...Se7
- 2.Rxd4#
- 1...Sb8
- 2.Rxd4#
- 1...Sd8
- 2.Rxd4#
- 1...Kxc4
- 1.Re4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- K(c);P_SPINS(b),S_FLIGHT,XS(D)::B(F)
- S(d);N_GUARD::R1(E),XS(b)
- Tries
- Try
- B(B);
- Vars
- K(c);P_SPINS(b),S_FLIGHT,XS(D)::B(F)
- S(d);N_GUARD::R1(E),XS(b)
- Refutation
- S(b);
- Try
- B(B);
- Vars
- K(c);P_SPINS(b),S_FLIGHT,XS(D)::B(F)
- S(d);N_GUARD::R1(E),XS(b)
- Refutation
- S(b);
- Try
- B(B);XS(b)
- Threat
- S(H)
- Refutation
- S(d);XB(B)
- Try
- B(F);
- Vars
- K(c);P_SPINS(b),S_FLIGHT,XS(D)::B(F)
- S(d);N_GUARD::R1(E),XS(b)
- Refutation
- S(b);
- Try
- B(F);
- Vars
- K(c);P_SPINS(b),S_FLIGHT,XS(D)::B(F)
- S(d);N_GUARD::R1(E),XS(b)
- Refutation
- S(b);XB(F)
- Try
- B(F);CHECK
- Refutation
- K(c);S_FLIGHT,XB(F)
- Try
- Actual
- R(E);
- Vars
- K(c);P_SPINS(b),S_FLIGHT,XS(D)::B(F)
- K(c);S_FLIGHT,XR(E)::S(H)
- S(b);XP(A)::S(H)
- S(b);XP(G)::S(H)
- S(b);::S(H)
- S(d);N_GUARD::R1(E),XS(b)
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