MESON Chess Problem Database
Problem Display
PID: 166779 (2Kb1nN1/3p4/3BkpB1/1N6/2pQ4/4r2r/b7/8 w - - 0 1)
Musante, Horacio Luis
3rd Prize, Europe Echecs, 1962
#2
6 + 9
SOLUTION
- SOUND
- Sets
- 1...Ra3
- 2.Qe4#
- 1...Rb3
- 2.Qxc4#
- 2.Qe4#
- 1...Rc3
- 2.Qe4#
- 1...Rd3
- 2.Qe4#
- 1...Ref3
- 2.Qe4#
- 1...Reg3
- 2.Qe4#
- 1...Re4
- 2.Qxe4#
- 1...Bb1
- 2.Qxc4#
- 1...Bc7
- 2.Sxc7#
- 1...Be7
- 2.Sc7#
- 1...Ra3
- Tries
- 1.Bh2?
- threat
- 2.Qd6#
- 1...Sxg6
- 2.Qxd7#
- 1...Rd3
- 2.Qe4#
- 1...Bc7
- 2.Sxc7#
- 1...Be7
- 2.Sc7#
- 1...d6
- 2.Qxd6#
- 1...d5!
- threat
- 1.Bf4?
- threat
- 2.Qd6#
- 1...Sxg6
- 2.Qxd7#
- 1...Rd3
- 2.Qe4#
- 1...Bc7
- 2.Sxc7#
- 1...Be7
- 2.Sc7#
- 1...d6
- 2.Qxd6#
- 1...d5!
- threat
- 1.Bc7?
- threat
- 2.Qd6#
- 1...Bxc7
- 2.Sxc7#
- 1...Sxg6
- 2.Qxd7#
- 1...d5
- 2.Qb6#
- 1...Rd3
- 2.Qe4#
- 1...d6
- 2.Qxd6#
- 1...Be7!
- threat
- 1.Be7?
- threat
- 2.Qd6#
- 1...Bxe7
- 2.Sc7#
- 1...d5
- 2.Qxf6#
- 1...Rd3
- 2.Qe4#
- 1...Bc7
- 2.Sxc7#
- 1...d6
- 2.Qxd6#
- 1...Sxg6!
- threat
- 1.Bb8?
- threat
- 2.Qd6#
- 1...Sxg6
- 2.Qxd7#
- 1...Rd3
- 2.Qe4#
- 1...Bc7
- 2.Sxc7#
- 1...Be7
- 2.Sc7#
- 1...d6
- 2.Qxd6#
- 1...d5!
- threat
- 1.Bxf8?
- threat
- 2.Qd6#
- 1...Rd3
- 2.Qe4#
- 1...Bc7
- 2.Sxc7#
- 1...Be7
- 2.Sc7#
- 1...d6
- 2.Qxd6#
- 1...d5!
- threat
- 1.Bf7+?
- 1...Kf5
- 2.Qf4#
- 1...Kxf7!
- 1...Kf5
- 1.Qxe3+?
- 1...Kd5
- 2.Qe4#
- 1...Rxe3!
- 1...Kd5
- 1.Qc5?
- threat
- 2.Sd4#
- 2.Qf5#
- 1...Rd3
- 2.Qf5#
- 1...Ref3
- 2.Sd4#
- 1...Re4
- 2.Qf5#
- 1...Re5
- 2.Sd4#
- 1...Rhf3
- 2.Sd4#
- 1...Rh4
- 2.Qf5#
- 1...Rh5
- 2.Sd4#
- 1...Bb1
- 2.Sd4#
- 2.Qxc4#
- 1...f5
- 2.Sd4#
- 2.Qxf5#
- 1...Sxg6!
- threat
- 1.Qg4+?
- 1...f5
- 2.Qxf5#
- 1...Kd5!
- 1...f5
- 1.Bh2?
- Keys
- 1.Bg3!
- threat
- 2.Qd6#
- 1...Sxg6
- 2.Qxd7#
- 1...Rd3
- 2.Qe4#
- 1...Bc7
- 2.Sxc7#
- 1...Be7
- 2.Sc7#
- 1...d5
- 2.Qxe3#
- 1...d6
- 2.Qxd6#
- threat
- 1.Bg3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 6
- Sets
- R(b);N_GUARD::QAR2(A)
- R(b);N_GUARD::QAR2(A),XR(b)
- B(a);N_GUARD::QAB(A),XP(d)
- B(h);N_GUARD::S(B),XB(h)
- B(h);N_GUARD::S(B)
- Tries
- Try
- B(C);
- Threat
- QAR1(A)
- Vars
- S(i);N_GUARD,XB(D)::QAB1(A),XP(g)
- R(b);N_GUARD::QAR2(A)
- B(h);N_GUARD::S(B),XB(h)
- B(h);N_GUARD::S(B)
- P(g);::QAR1(A),XP(g)
- Refutation
- P(g);
- Try
- B(C);
- Threat
- QAR1(A)
- Vars
- S(i);N_GUARD,XB(D)::QAB1(A),XP(g)
- R(b);N_GUARD::QAR2(A)
- B(h);N_GUARD::S(B),XB(h)
- B(h);N_GUARD::S(B)
- P(g);::QAR1(A),XP(g)
- Refutation
- P(g);
- Try
- B(C);
- Threat
- QAR1(A)
- Vars
- B(h);XB(C)::S(B),XB(h)
- S(i);N_GUARD,XB(D)::QAB1(A),XP(g)
- P(g);N_GUARD,SBLOCK::QAR(A)
- R(b);N_GUARD::QAR2(A)
- P(g);::QAR1(A),XP(g)
- Refutation
- B(h);
- Try
- B(C);
- Threat
- QAR1(A)
- Vars
- B(h);N_GUARD,XB(C)::S(B)
- P(g);SBLOCK::QAR1(A),XP(f)
- R(b);N_GUARD::QAR2(A)
- B(h);N_GUARD::S(B),XB(h)
- P(g);::QAR1(A),XP(g)
- Refutation
- S(i);XB(D)
- Try
- B(C);
- Threat
- QAR1(A)
- Vars
- S(i);N_GUARD,XB(D)::QAB1(A),XP(g)
- R(b);N_GUARD::QAR2(A)
- B(h);N_GUARD::S(B),XB(h)
- B(h);N_GUARD::S(B)
- P(g);::QAR1(A),XP(g)
- Refutation
- P(g);
- Try
- B(C);XS(i)
- Threat
- QAR1(A)
- Vars
- R(b);N_GUARD::QAR2(A)
- B(h);N_GUARD::S(B),XB(h)
- B(h);N_GUARD::S(B)
- P(g);::QAR1(A),XP(g)
- Refutation
- P(g);
- Try
- B(D);CHECK
- Vars
- K(e);S_FLIGHT::QAR1(A)
- Refutation
- K(e);S_FLIGHT,XB(D)
- Try
- Q(A);CHECK,XR(b)
- Vars
- K(e);S_FLIGHT::QAB1(A)
- Refutation
- R(c);XQ(A)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- R(b);::QAB1(A)
- R(b);::S(B)
- R(c);::S(B)
- R(c);::QAB1(A)
- Refutation
- S(i);XB(D)
- Try
- Q(A);CHECK
- Vars
- P(f);P_SPINP(f)::QAB1(A),XP(f)
- Refutation
- K(e);S_FLIGHT
- Try
- Actual
- B(C);
- Threat
- QAR1(A)
- Vars
- S(i);N_GUARD,XB(D)::QAB1(A),XP(g)
- R(b);N_GUARD::QAR2(A)
- B(h);N_GUARD::S(B),XB(h)
- B(h);N_GUARD::S(B)
- P(g);SBLOCK::QAR(A),XR(b)
- P(g);::QAR1(A),XP(g)
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