MESON Chess Problem Database
Problem Display
PID: 261158 (4rR2/BB6/1r4p1/5n1N/2bQn1p1/2N2k1p/8/3R3K w - - 0 1)
Bartolovic, Hrvoje
4th HM., Neue Zurcher Zeitung, 1977
#2
8 + 9
| 3713 | Snap | 2022 |
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Qf2#
- 2.Qe3#
- 1...Rb2
- 2.Qe3#
- 1...Rb3
- 2.Qf2#
- 2.Qe3#
- 1...Rb4
- 2.Qf2#
- 2.Qe3#
- 1...Rb5
- 2.Qf2#
- 2.Qe3#
- 1...Ra6
- 2.Qf2#
- 2.Qe3#
- 1...Rc6
- 2.Qe3#
- 1...Rd6
- 2.Qf2#
- 2.Qe3#
- 1...Rbe6
- 2.Qf2#
- 2.Qe3#
- 1...Rf6
- 2.Qf2#
- 1...Rxb7
- 2.Qe3#
- 1...Ra8
- 2.Bxe4#
- 1...Rb8
- 2.Bxe4#
- 1...Rc8
- 2.Bxe4#
- 1...Rd8
- 2.Bxe4#
- 1...Rxf8
- 2.Bxe4#
- 1...Bf1
- 2.Rxf1#
- 1...Ba2
- 2.Rf1#
- 2.Rd3#
- 1...Bb3
- 2.Rf1#
- 2.Rd3#
- 1...Bd3
- 2.Rxd3#
- 1...Bd5
- 2.Rd3#
- 1...Be6
- 2.Bxe4#
- 2.Rf1#
- 2.Rd3#
- 1...Bf7
- 2.Rf1#
- 1...Bg8
- 2.Rf1#
- 2.Rd3#
- 1...g5
- 2.Rxf5#
- 1...Rb1
- Tries
- 1.Bxb6?
- threat
- 2.Qf2#
- 2.Qe3#
- 1...Rxf8
- 2.Bxe4#
- 2.Qf2#
- 2.Qxe4#
- 1...Bd5
- 2.Rd3#
- 2.Qe3#
- 2.Qd3#
- 1...Bf7
- 2.Rf1#
- 2.Qf2#
- 1...g3!
- threat
- 1.Rg1?
- threat
- 2.Rg3#
- 1...Rxb7
- 2.Qe3#
- 1...Rxf8
- 2.Bxe4#
- 1...gxh5
- 2.Rxf5#
- 1...g3
- 2.Rxg3#
- 1...Rb1
- 2.Qf2#
- 2.Qe3#
- 1...Rc6
- 2.Qe3#
- 1...Rf6
- 2.Qf2#
- 1...Bf7
- 2.Rf1#
- 1...Bd5!
- threat
- 1.Qxb6?
- threat
- 2.Qf2#
- 2.Qe3#
- 1...Rxf8
- 2.Bxe4#
- 2.Qf2#
- 1...Bd5
- 2.Rd3#
- 2.Qe3#
- 1...Bf7
- 2.Rf1#
- 2.Qf2#
- 1...g3!
- threat
- 1.Qd2?
- threat
- 2.Qf4#
- 1...g5
- 2.Rxf5#
- 1...gxh5!
- threat
- 1.Qd3+?
- 1...Kf2
- 2.Rf1#
- 1...Bxd3!
- 1...Kf2
- 1.Qxc4?
- threat
- 2.Qe2#
- 1...Kf2
- 2.Qe2#
- 1...Ke3
- 2.Qe2#
- 1...Rb2
- 2.Rd3#
- 2.Qd3#
- 1...gxh5!
- threat
- 1.Qxe4+?
- 1...Kf2
- 2.Bxb6#
- 2.Qf4#
- 1...Rxe4!
- 1...Kf2
- 1.Bxb6?
- Keys
- 1.Qg1!
- threat
- 2.Qg3#
- 1...Rxb7
- 2.Qe3#
- 1...Rxf8
- 2.Bxe4#
- 1...gxh5
- 2.Rxf5#
- 1...g3
- 2.Qxg3#
- 1...Rc6
- 2.Qe3#
- 1...Rf6
- 2.Qf2#
- 1...Bd5
- 2.Rd3#
- 1...Bf7
- 2.Rf1#
- threat
- 1.Qg1!
Anticipated by 265397(1972)
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 8
- Sets
- R(g);::QAR1(D)
- R(g);N_SPINS(d),P_SPINS(f)::QAR1(D)
- R(g);N_SPINS(d),P_SPINS(f),XB(G)::QAR1(D)
- R(i);N_GUARD::B(G),XS(d)
- R(i);N_GUARD,XR(H)::B(G),XS(d)
- B(c);N_GUARD::R(A),XB(c)
- B(c);N_GUARD,N_SPINS(d),P_SPINS(f)::R(A)
- B(c);N_GUARD::R(A)
- P(h);N_GUARD::R(H),XS(f)
- Tries
- Try
- B(F);XR(g)
- Threat
- DUALS(2)
- Refutation
- P(e);
- Try
- R(A);
- Threat
- R1(A)
- Vars
- R(g);N_SPINS(d),P_SPINS(f),XB(G)::QAR1(D)
- R(i);N_GUARD,XR(H)::B(G),XS(d)
- P(h);N_GUARD,XS(E)::R(H),XS(f)
- P(e);::R1(A),XP(e)
- R(g);N_SPINS(d),P_SPINS(f)::QAR1(D)
- R(g);::QAR1(D)
- B(c);N_GUARD::R(A)
- Refutation
- B(c);N_SPINS(d),P_SPINS(f)
- Try
- Q(D);XR(g)
- Threat
- DUALS(2)
- Refutation
- P(e);
- Try
- Q(D);
- Threat
- QAR1(D)
- Vars
- P(h);N_GUARD::R(H),XS(f)
- Refutation
- P(h);XS(E)
- Try
- Q(D);CHECK
- Vars
- K(a);N_SPINS(d),P-FLIGHT,P_SPINR(g),P_SPINS(f)::R1(A)
- Refutation
- B(c);XQ(D)
- Try
- Q(D);XB(c)
- Threat
- QAB1(D)
- Vars
- K(a);N_SPINS(d),P-FLIGHT,P_SPINR(g),P_SPINS(f)::QAR1(D)
- K(a);N_SPINS(d),P-FLIGHT,P_SPINR(g)::QAR1(D)
- Refutation
- P(h);XS(E)
- Try
- Q(D);CHECK,P_PINS(f),XS(d)
- Refutation
- R(i);P_SPINR(i),XQ(D)
- Try
- Actual
- Q(D);
- Threat
- QAR1(D)
- Vars
- R(g);N_SPINS(d),P_SPINS(f),XB(G)::QAR1(D)
- R(i);N_GUARD,XR(H)::B(G),XS(d)
- P(h);N_GUARD,XS(E)::R(H),XS(f)
- P(e);::QAR1(D),XP(e)
- R(g);N_SPINS(d),P_SPINS(f)::QAR1(D)
- R(g);::QAR1(D)
- B(c);N_GUARD,N_SPINS(d),P_SPINS(f)::R(A)
- B(c);N_GUARD::R(A)
Developed and maintained by Brian Stephenson.
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