MESON Chess Problem Database
Problem Display
PID: 266094 (2Q5/3pN3/1b2Pp2/6N1/r2k1B2/1r1P2RK/B2PP3/4n3 w - - 0 1)
Popa, Nicolae
Sachova skladba, 2022
#2
11 + 7
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Sf5#
- 2.Qc3#
- 1...Rb2
- 2.Sf5#
- 2.Qc3#
- 1...Rba3
- 2.Sf5#
- 1...Rc3
- 2.Sf5#
- 2.Qxc3#
- 2.dxc3#
- 1...Rxd3
- 2.Sf5#
- 1...Rbb4
- 2.Sf5#
- 2.Qc3#
- 1...Rb5
- 2.Qc3#
- 1...Rxa2
- 2.Qc4#
- 1...Raa3
- 2.Qc4#
- 1...Rc4
- 2.Qxc4#
- 1...Ra5
- 2.Qc4#
- 1...Ra6
- 2.Qc4#
- 1...Ra7
- 2.Qc4#
- 1...Ra8
- 2.Qc4#
- 1...Sc2
- 2.Sf3#
- 1...Sg2
- 2.Sf3#
- 1...Sxd3
- 2.e3#
- 1...Sf3
- 2.Sxf3#
- 1...dxe6
- 2.Sxe6#
- 1...d5
- 2.Sf5#
- 1...Rb1
- Tries
- 1.Bxb3?
- threat
- 2.Sf5#
- 2.Qc3#
- 1...dxe6
- 2.Sxe6#
- 2.Qc3#
- 1...Rc4
- 2.Qxc4#
- 1...Ra5
- 2.Qc3#
- 2.Qc4#
- 1...Ba5
- 2.Sf5#
- 1...Bc5
- 2.Sf5#
- 1...f5
- 2.Sxf5#
- 2.Qc3#
- 1...Bc7!
- threat
- 1.Re3?
- threat
- 2.Re4#
- 1...Rxd3
- 2.Sf5#
- 1...f5
- 2.Be5#
- 1...d5
- 2.Sf5#
- 1...Bc7!
- threat
- 1.Rg4?
- threat
- 2.Bh2#
- 2.Bg3#
- 2.Bd6#
- 2.Bb8#
- 1...Rxd3+
- 2.Bg3#
- 1...Sxd3
- 2.e3#
- 1...Bc7
- 2.Bd6#
- 1...Sg2
- 2.Sf3#
- 1...d6
- 2.Bh2#
- 2.Bg3#
- 2.Bxd6#
- 1...f5!
- threat
- 1.Qc2?
- threat
- 2.e3#
- 1...Rxd3
- 2.Sf5#
- 1...Rc3
- 2.Qxc3#
- 1...Rc4
- 2.Qxc4#
- 1...Sg2
- 2.Sf3#
- 1...Sxc2!
- threat
- 1.Qc6?
- threat
- 2.Sf5#
- 2.Qd5#
- 2.Qd6#
- 1...Sxd3
- 2.Sf3#
- 2.Sf5#
- 2.Qd5#
- 2.e3#
- 1...dxe6
- 2.Sxe6#
- 2.Qd6#
- 1...Rb5
- 2.Qc3#
- 1...Ra5
- 2.Qc4#
- 1...Bc5
- 2.Sf5#
- 2.Qe4#
- 2.Qd5#
- 1...Bc7
- 2.Sf5#
- 2.Qd5#
- 1...f5
- 2.Sxf5#
- 2.Qd5#
- 2.Qd6#
- 1...d5
- 2.Sf5#
- 2.Qxd5#
- 1...d6
- 2.Sf5#
- 2.Qd5#
- 2.Qxd6#
- 1...dxc6!
- threat
- 1.Qc7?
- threat
- 2.Be3#
- 2.Qd6#
- 1...Rxd3
- 2.Sf5#
- 2.Qxb6#
- 2.Qd6#
- 1...Sxd3
- 2.Be3#
- 2.e3#
- 1...Rb5
- 2.Be3#
- 2.Qc3#
- 1...Ra5
- 2.Be3#
- 2.Qc4#
- 1...Bc5
- 2.Be3#
- 1...Sc2
- 2.Sf3#
- 2.Qd6#
- 1...Sg2
- 2.Sf3#
- 2.Qd6#
- 1...d5
- 2.Sf5#
- 2.Be3#
- 1...d6
- 2.Qxd6#
- 1...Bxc7!
- threat
- 1.exd7?
- threat
- 2.Se6#
- 1...Rxd3
- 2.Sf5#
- 1...Sxd3
- 2.e3#
- 1...fxg5!
- threat
- 1.Bxb3?
- Keys
- 1.Bd6!
- threat
- 2.Rg4#
- 1...Rxd3
- 2.Sf5#
- 1...Sxd3
- 2.e3#
- 1...Sg2
- 2.Sf3#
- 1...f5
- 2.Qh8#
- threat
- 1.Bd6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 13
- Sets
- R(b);::S(J)
- R(b);P_PINR(E),XP(D)::S(J)
- R(b);N_GUARD::QAB1(K)
- R(c);N_GUARD,XB(A)::QAR1(K)
- R(c);N_GUARD::QAR1(K)
- R(c);N_GUARD::QAR1(K),XR(c)
- S(a);N_GUARD::S(H)
- S(a);SBLOCK,XP(D)::P(C)
- S(a);N_GUARD::S(H),XS(a)
- P(g);XP(I)::S(H),XP(g)
- P(g);SBLOCK::S(J)
- Tries
- Try
- B(A);XR(b)
- Threat
- DUALS(2)
- Vars
- R(c);N_GUARD::QAR1(K),XR(c)
- B(e);::S(J)
- Refutation
- B(e);
- Try
- R(E);
- Threat
- R1(E)
- Vars
- R(b);P_PINR(E),XP(D)::S(J)
- P(f);N_GUARD::B(G)
- P(g);SBLOCK::S(J)
- Refutation
- B(e);
- Try
- R(E);P_SPINP(D)
- Threat
- DUALS(4)
- Vars
- R(b);CHECK,XP(D)::R(E)+B(G)
- S(a);SBLOCK,XP(D)::P(C)
- B(e);::R(E)+B(G)
- S(a);N_GUARD::S(H)
- Refutation
- P(f);
- Try
- Q(K);
- Threat
- P(C)
- Vars
- R(b);P_PINR(E),XP(D)::S(J)
- R(b);N_GUARD::QAB1(K),XR(b)
- R(c);N_GUARD::QAR1(K),XR(c)
- S(a);N_GUARD::S(H)
- Refutation
- S(a);XQ(K)
- Try
- Q(K);
- Threat
- DUALS(3)
- Vars
- R(b);N_GUARD::QAB1(K)
- R(c);N_GUARD::QAR1(K)
- Refutation
- P(g);XQ(K)
- Try
- Q(K);
- Threat
- DUALS(2)
- Vars
- B(e);::B(G)
- P(g);::QAR2(K),XP(g)
- Refutation
- B(e);XQ(K)
- Try
- P(I);XP(g)
- Threat
- S(H)
- Vars
- R(b);P_PINR(E),XP(D)::S(J)
- S(a);SBLOCK,XP(D)::P(C)
- Refutation
- P(f);XS(H)
- Try
- Actual
- B(G);
- Threat
- R(E)
- Vars
- R(b);P_PINR(E),XP(D)::S(J)
- S(a);SBLOCK,XP(D)::P(C)
- S(a);N_GUARD::S(H)
- P(f);OGATEB::QAB(K)
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