MESON Chess Problem Database
Problem Display
PID: 185196 (5r2/2QRb3/1p1n4/1P2P2B/4p1b1/2BkP3/2R3NK/N2r3n w - - 0 1)
Onkoud, Abdelaziz
Comm., Sachove umeni (Ceskoslovensky sach), 2007-2008
#2
11 + 9
| 3485 | Sachova skladba | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rxa1
- 2.Rd2#
- 1...Rb1
- 2.Rd2#
- 1...Rc1
- 2.Rd2#
- 1...Re1
- 2.Rd2#
- 1...Rdf1
- 2.Rd2#
- 1...Rg1
- 2.Rd2#
- 1...Rd2
- 2.Rxd2#
- 1...Be2
- 2.Bxe2#
- 1...Bh3
- 2.Be2#
- 1...Bf5
- 2.Be2#
- 1...Be6
- 2.Be2#
- 1...Bxd7
- 2.Be2#
- 1...Bh4
- 2.Rxd6#
- 1...Bg5
- 2.Rxd6#
- 1...Bf6
- 2.Rxd6#
- 1...Bd8
- 2.Rxd6#
- 1...Rxa1
- Tries
- 1.Be1?
- threat
- 2.Qc3#
- 2.Qc4#
- 1...Bxd7
- 2.Be2#
- 2.Rc3#
- 2.Qc3#
- 1...Rd2
- 2.Rxd2#
- 2.Qc4#
- 1...Be6
- 2.Be2#
- 2.Rc3#
- 2.Qc3#
- 1...Rc8!
- threat
- 1.Bb2?
- threat
- 2.Qc3#
- 2.Qc4#
- 1...Bxd7
- 2.Be2#
- 2.Qc3#
- 1...Rd2
- 2.Qc4#
- 1...Be6
- 2.Be2#
- 2.Qc3#
- 1...Rc8!
- threat
- 1.Bd2?
- threat
- 2.Qc4#
- 1...Bxd7
- 2.Qc3#
- 1...Rc8
- 2.Sf4#
- 1...Be6
- 2.Qc3#
- 1...Ke2!
- threat
- 1.Bb4?
- threat
- 2.Qc3#
- 2.Qc4#
- 1...Bxd7
- 2.Be2#
- 2.Qc3#
- 1...Rd2
- 2.Rxd2#
- 2.Qc4#
- 1...Be6
- 2.Be2#
- 2.Qc3#
- 1...Rc8!
- threat
- 1.Bd4?
- threat
- 2.Qc3#
- 1...Sxb5
- 2.Qc4#
- 1...Rc8
- 2.Sf4#
- 1...Sc4
- 2.Qxc4#
- 1...Rd2!
- threat
- 1.Ba5?
- threat
- 2.Qc3#
- 2.Qc4#
- 1...Bxd7
- 2.Be2#
- 2.Qc3#
- 1...Rd2
- 2.Rxd2#
- 2.Qc4#
- 1...Be6
- 2.Be2#
- 2.Qc3#
- 1...Rc8!
- threat
- 1.Qc5?
- threat
- 2.Qd4#
- 2.Qd5#
- 1...Rxa1
- 2.Rd2#
- 1...Rd2
- 2.Rxd2#
- 1...Be6
- 2.Be2#
- 2.Qd4#
- 1...bxc5!
- threat
- 1.Be1?
- Keys
- 1.Qc6!
- threat
- 2.Qd5#
- 1...Rxa1
- 2.Rd2#
- 1...Rd2
- 2.Rxd2#
- 1...Be6
- 2.Be2#
- threat
- 1.Qc6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 13
- Sets
- R(a);N_GUARD,XS(A)::R1(B)
- R(a);N_GUARD::R1(B)
- R(a);N_GUARD,P_PINS(C)::R1(B),XR(a)
- B(e);OGATE::B(I),XB(e)
- B(e);OGATE::B(I)
- B(e);N_SPINS(g),OGATE,XR(K)::B(I)
- B(h);N_GUARD::R(K),XS(g)
- Tries
- Try
- B(E);
- Threat
- DUALS(2)
- Refutation
- R(i);
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- R(a);P_PINS(C)::QAB1(J)
- Refutation
- R(i);
- Try
- B(E);
- Threat
- QAB1(J)
- Vars
- B(e);N_SPINS(g),XR(K)::QAR1(J)
- R(i);N_GUARD::S(C)
- B(e);::QAR1(J)
- Refutation
- K(c);N_SPINS(g),P_SPINB(e),S_FLIGHT
- Try
- B(E);
- Threat
- DUALS(2)
- Refutation
- R(i);
- Try
- B(E);N_PINS(g)
- Threat
- QAR1(J)
- Vars
- S(g);N_GUARD,XP(G)::QAB1(J)
- R(i);N_GUARD::S(C)
- S(g);N_GUARD::QAB1(J),XS(g)
- Refutation
- R(a);P_PINS(C)
- Try
- B(E);
- Threat
- DUALS(2)
- Refutation
- R(i);
- Try
- Q(J);
- Threat
- DUALS(2)
- Vars
- R(a);N_GUARD,XS(A)::R1(B)
- R(a);N_GUARD,P_PINS(C)::R1(B),XR(a)
- Refutation
- P(f);XQ(J)
- Try
- Actual
- Q(J);
- Threat
- QAR2(J)
- Vars
- R(a);N_GUARD,XS(A)::R1(B)
- R(a);N_GUARD,P_PINS(C)::R1(B),XR(a)
- B(e);OGATE::B(I)
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