MESON Chess Problem Database
Problem Display
PID: 70928 (8/1Kp5/1p2p3/P2Rp3/1QBBkp1N/2p2p2/2p1P2P/q1N2r1r w - - 0 1)
Petite, Efren
Probleemblad, 2006
#2
10 + 12
| 5454 | Near Snap | 2012 |
SOLUTION
- SOUND
- Sets
- 1...Rxc1
- 2.exf3#
- 1...Rd1
- 2.exf3#
- 1...Re1
- 2.exf3#
- 1...Rfg1
- 2.exf3#
- 1...exd5
- 2.Bd3#
- 1...Rxc1
- Tries
- 1.Ba2?
- threat
- 2.Bg1#
- 2.Bf2#
- 2.Bc5#
- 2.Bxb6#
- 2.Rxe5#
- 1...Qxa2
- 2.Rxe5#
- 1...exd4
- 2.Qxd4#
- 1...bxa5
- 2.Rxe5#
- 1...Qb2
- 2.Rxe5#
- 1...Qb1
- 2.Rxe5#
- 1...Rd1
- 2.Rxe5#
- 2.exf3#
- 1...Rfg1
- 2.Bxg1#
- 2.Bf2#
- 2.Bc5#
- 2.Bxb6#
- 2.Rxe5#
- 2.exf3#
- 1...Rf2
- 2.Bxf2#
- 2.Bc5#
- 2.Bxb6#
- 2.Rxe5#
- 1...Rhg1
- 2.Bxg1#
- 2.Bf2#
- 2.Bc5#
- 2.Bxb6#
- 2.Rxe5#
- 1...f2
- 2.Bxf2#
- 2.Bc5#
- 2.Bxb6#
- 2.Rxe5#
- 1...b5
- 2.Bg1#
- 2.Bf2#
- 2.Bc5#
- 2.Bb6#
- 2.Ba7#
- 2.Rxe5#
- 1...c5
- 2.Bxc5#
- 2.Rxe5#
- 1...exd5!
- threat
- 1.Bb3?
- threat
- 2.Bg1#
- 2.Bf2#
- 2.Bc5#
- 2.Bxb6#
- 2.Rxe5#
- 1...exd4
- 2.Qxd4#
- 1...bxa5
- 2.Rxe5#
- 1...exd5
- 2.Bxc2#
- 1...Qa3
- 2.Rxe5#
- 1...Qa4
- 2.Rxe5#
- 1...Rd1
- 2.Rxe5#
- 2.exf3#
- 1...Rfg1
- 2.Bxg1#
- 2.Bf2#
- 2.Bc5#
- 2.Bxb6#
- 2.Rxe5#
- 2.exf3#
- 1...Rf2
- 2.Bxf2#
- 2.Bc5#
- 2.Bxb6#
- 2.Rxe5#
- 1...Rhg1
- 2.Bxg1#
- 2.Bf2#
- 2.Bc5#
- 2.Bxb6#
- 2.Rxe5#
- 1...f2
- 2.Bxf2#
- 2.Bc5#
- 2.Bxb6#
- 2.Rxe5#
- 1...b5
- 2.Bg1#
- 2.Bf2#
- 2.Bc5#
- 2.Bb6#
- 2.Ba7#
- 2.Rxe5#
- 1...c5
- 2.Bxc5#
- 2.Rxe5#
- 1...Qxa5!
- threat
- 1.Bf2?
- threat
- 2.Ba2#
- 2.Bb3#
- 2.exf3#
- 1...Qxa5
- 2.exf3#
- 1...fxe2
- 2.Ba2#
- 2.Bb3#
- 1...bxa5
- 2.exf3#
- 1...exd5
- 2.Bd3#
- 2.exf3#
- 1...Qb2
- 2.Bb3#
- 2.exf3#
- 1...Qb1
- 2.Bb3#
- 2.exf3#
- 1...Qa2
- 2.Bxa2#
- 2.Bb3#
- 2.exf3#
- 1...Qa3
- 2.exf3#
- 1...Qa4
- 2.exf3#
- 1...Rd1
- 2.exf3#
- 1...c5
- 2.exf3#
- 1...Rxf2!
- threat
- 1.Rd6?
- threat
- 2.Bd3#
- 1...exd4
- 2.Rxe6#
- 1...Rd1
- 2.exf3#
- 1...cxd6!
- threat
- 1.Rd7?
- threat
- 2.Bd3#
- 1...Rd1
- 2.exf3#
- 1...exd4!
- threat
- 1.Rd8?
- threat
- 2.Bd3#
- 1...Rd1
- 2.exf3#
- 1...exd4!
- threat
- 1.Qxc3?
- threat
- 2.Rxe5#
- 2.Qxc2#
- 2.Qd3#
- 1...Qxc1
- 2.Rxe5#
- 2.Qd3#
- 1...Qxa5
- 2.Qxc2#
- 2.Qd3#
- 1...Rxc1
- 2.Rxe5#
- 2.Qd3#
- 2.Qxf3#
- 2.exf3#
- 1...exd4
- 2.Qd3#
- 1...exd5
- 2.Bd3#
- 2.Qd3#
- 1...Qb2
- 2.Rxe5#
- 2.Qd3#
- 1...Qb1
- 2.Rxe5#
- 2.Qd3#
- 1...Qa2
- 2.Rxe5#
- 2.Qd3#
- 1...Qa3
- 2.Rxe5#
- 1...Qa4
- 2.Rxe5#
- 2.Qd3#
- 1...Rd1
- 2.Rxe5#
- 2.Qxf3#
- 2.exf3#
- 1...Qxc3!
- threat
- 1.Qc5?
- threat
- 2.Bd3#
- 2.Rxe5#
- 1...exd4
- 2.Re5#
- 2.Qxd4#
- 1...exd5
- 2.Bd3#
- 2.Bxd5#
- 2.Qxd5#
- 1...Rd1
- 2.Rxe5#
- 2.exf3#
- 1...bxc5!
- threat
- 1.Qd6?
- threat
- 2.Bd3#
- 2.Rxe5#
- 2.Qxe5#
- 1...Qxa5
- 2.Bd3#
- 2.Qxe5#
- 1...exd4
- 2.Re5#
- 2.Qe5#
- 2.Qxe6#
- 1...exd5
- 2.Qxe5#
- 2.Qxd5#
- 1...Rd1
- 2.Rxe5#
- 2.Qxe5#
- 2.exf3#
- 1...cxd6!
- threat
- 1.Qe7?
- threat
- 2.Qh7#
- 1...exd4
- 2.Qxe6#
- 1...exd5
- 2.Qxe5#
- 1...Rfg1
- 2.exf3#
- 1...Rhg1!
- threat
- 1.Qb5?
- threat
- 2.Bd3#
- 1...exd4
- 2.Re5#
- 1...exd5
- 2.Qxd5#
- 1...Rd1
- 2.exf3#
- 1...c5!
- threat
- 1.Ba2?
- Keys
- 1.Bb5!
- threat
- 2.Rxe5#
- 1...Kxd5
- 2.Bc6#
- 1...exd4
- 2.Qxd4#
- 1...exd5
- 2.Bd3#
- threat
- 1.Bb5!
Anticipated by 105880(1988)
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 4
- Sets
- R(b);N_GUARD,XS(A)::P(B),XP(f)
- R(b);N_GUARD::P(B),XP(f)
- P(k);SBLOCK,XR(I)::B(E)
- Tries
- Try
- B(E);
- Threat
- DUALS(5)
- Vars
- Q(a);XB(E)::R1(I),XP(i)
- P(i);OGATE,P_SPINP(i),XB(F)::QAR1(D),XP(i)
- P(j);XP(H)::R1(I),XP(i)
- Q(a);::R1(I),XP(i)
- Refutation
- P(k);XR(I)
- Try
- B(E);
- Threat
- DUALS(5)
- Vars
- P(i);OGATE,P_SPINP(i),XB(F)::QAR1(D),XP(i)
- P(j);XP(H)::R1(I),XP(i)
- P(k);SBLOCK,XR(I)::B(E),XP(d)
- Q(a);::R1(I),XP(i)
- Refutation
- Q(a);XP(H)
- Try
- B(F);
- Threat
- DUALS(3)
- Vars
- Q(a);XP(H)::P(B),XP(f)
- P(j);XP(H)::P(B),XP(f)
- Q(a);::P(B),XP(f)
- R(b);::P(B),XP(f)
- P(l);::P(B),XP(f)
- Refutation
- R(b);XB(F)
- Try
- R(I);
- Threat
- B(E)
- Vars
- P(i);OGATEB,SBLOCK,XB(F)::R(I),XP(k)
- R(b);N_GUARD::P(B),XP(f)
- Refutation
- P(l);XR(I)
- Try
- R(I);
- Threat
- B(E)
- Vars
- R(b);N_GUARD::P(B),XP(f)
- Refutation
- P(i);XB(F)
- Try
- R(I);
- Threat
- B(E)
- Vars
- R(b);N_GUARD::P(B),XP(f)
- Refutation
- P(i);XB(F)
- Try
- Q(D);XP(e)
- Threat
- DUALS(3)
- Vars
- P(i);XB(F)::QAB1(D)
- Q(a);::R1(I),XP(i)
- Refutation
- Q(a);XQ(D)
- Try
- Q(D);
- Threat
- DUALS(2)
- Refutation
- P(j);XQ(D)
- Try
- Q(D);
- Threat
- DUALS(3)
- Refutation
- P(l);XQ(D)
- Try
- Q(D);
- Threat
- QAB(D)
- Vars
- P(i);OGATEB,P_SPINP(k),XB(F)::QAR2(D),XP(k)
- P(k);OGATE,P_SPINP(i),XR(I)::QAR1(D),XP(i)
- R(b);N_GUARD::P(B),XP(f)
- Refutation
- R(c);
- Try
- Q(D);
- Threat
- B(E)
- Vars
- P(i);SBLOCK,XB(F)::R1(I)
- P(k);OGATE,XR(I)::QAB1(D),XP(k)
- R(b);N_GUARD::P(B),XP(f)
- Refutation
- P(l);
- Try
- Actual
- B(E);
- Threat
- R1(I),XP(i)
- Vars
- K(g);OGATEB,S_FLIGHT,XR(I)::B(E)
- P(i);OGATE,P_SPINP(i),XB(F)::QAR1(D),XP(i)
- P(k);SBLOCK,XR(I)::B(E)
Developed and maintained by Brian Stephenson.
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CSS/Javascript (jQuery, Bootstrap & DataTables).