MESON Chess Problem Database
Problem Display
PID: 137183 (3R3K/2b1ppB1/2B1kp1p/2P1P2r/2P1N1P1/5n1N/q2PR3/8 w - - 0 1)
Retter, Yosef
2nd Comm., Spisska Borovicka, 2010
#2
12 + 9
SOLUTION
- SOUND
- Sets
- 1...Kxe5
- 2.Sef2#
- 2.Sc3#
- 2.Sg3#
- 2.Seg5#
- 2.Sxf6#
- 1...Rxe5
- 2.Sf4#
- 2.Bd7#
- 1...Bxe5
- 2.Bd5#
- 2.Bd7#
- 1...Sxe5
- 2.Sf4#
- 2.Bd5#
- 1...fxe5
- 2.Bd5#
- 2.Bd7#
- 1...f5
- 2.Sf4#
- 2.Bd5#
- 2.Bd7#
- 1...Kxe5
- Tries
- 1.Sc3?
- threat
- 2.Sf4#
- 2.Bd5#
- 2.Bd7#
- 1...Qxc4
- 2.Bd7#
- 1...Rxh3
- 2.Bd5#
- 2.Bd7#
- 1...Bxd8
- 2.Sf4#
- 1...Qa4
- 2.Sf4#
- 2.Bd5#
- 1...Qa8
- 2.Sf4#
- 2.Bd7#
- 1...Rf5
- 2.Bd5#
- 2.Bd7#
- 1...Qxd2!
- threat
- 1.Seg5+?
- 1...Rxg5
- 2.Sf4#
- 2.Bd5#
- 2.Bd7#
- 1...Sxg5
- 2.Sf4#
- 2.Bd5#
- 2.Bd7#
- 1...fxg5
- 2.Bd5#
- 2.Bd7#
- 1...hxg5+!
- 1...Rxg5
- 1.Sd6?
- threat
- 2.Sf4#
- 2.Bd5#
- 2.Bd7#
- 1...Qxd2
- 2.Bd7#
- 1...Rxh3
- 2.Bd5#
- 2.Bd7#
- 1...Bxd8
- 2.Sf4#
- 1...exd6
- 2.Re8#
- 1...Qa4
- 2.Sf4#
- 2.Bd5#
- 1...Qa8
- 2.Sf4#
- 2.Bd7#
- 1...Rf5
- 2.Bd5#
- 2.Bd7#
- 2.gxf5#
- 1...Qxc4!
- threat
- 1.Sxf6?
- threat
- 2.Sf4#
- 2.Bd5#
- 2.Bd7#
- 1...Qxc4
- 2.Bd7#
- 1...Rxh3
- 2.Bd5#
- 2.Bd7#
- 1...exf6
- 2.Re8#
- 1...Qa4
- 2.Sf4#
- 2.Bd5#
- 1...Qa8
- 2.Sf4#
- 2.Bd7#
- 1...Rf5
- 2.Bd5#
- 2.Bd7#
- 1...Qxd2!
- threat
- 1.Bxf6?
- threat
- 2.Sf4#
- 2.Bd5#
- 2.Bd7#
- 1...Qxc4
- 2.Sf4#
- 1...Rxh3
- 2.Bd5#
- 2.Bd7#
- 1...Rxe5
- 2.Sf4#
- 2.Bd7#
- 1...Bxe5
- 2.Bd5#
- 2.Bd7#
- 1...Bxd8
- 2.Sf4#
- 1...Sxe5
- 2.Sf4#
- 2.Bd5#
- 1...exf6
- 2.Re8#
- 1...Qa4
- 2.Sf4#
- 2.Bd5#
- 1...Qa8
- 2.Sf4#
- 2.Bd7#
- 1...Rf5
- 2.Bd5#
- 2.Bd7#
- 1...Qxd2!
- threat
- 1.Rd5?
- threat
- 2.Sf4#
- 2.Bd7#
- 1...Qxc4
- 2.Sf4#
- 1...Qxd2
- 2.Bd7#
- 1...Rxh3
- 2.Bd7#
- 1...Bxe5
- 2.Bd7#
- 1...Sxe5
- 2.Sf4#
- 1...fxe5
- 2.Bd7#
- 1...Qa4
- 2.Sf4#
- 1...Rf5
- 2.Bd7#
- 1...Bd6
- 2.Sf4#
- 1...Qa8+!
- threat
- 1.d4?
- threat
- 2.Sf4#
- 2.Bd5#
- 2.Bd7#
- 1...Qxc4
- 2.Sf4#
- 1...Rxh3
- 2.Bd5#
- 2.Bd7#
- 1...Rxe5
- 2.Sf4#
- 2.Bd7#
- 1...Bxe5
- 2.Bd5#
- 2.Bd7#
- 2.d5#
- 1...Bxd8
- 2.Sf4#
- 1...Sxe5
- 2.Sf4#
- 2.Bd5#
- 2.d5#
- 1...fxe5
- 2.Bd5#
- 2.Bd7#
- 2.d5#
- 1...Qd2
- 2.Bd5#
- 2.Bd7#
- 1...Qa4
- 2.Sf4#
- 2.Bd5#
- 1...Qa8
- 2.Sf4#
- 2.Bd7#
- 1...Rf5
- 2.Bd5#
- 2.Bd7#
- 1...Sxd4!
- threat
- 1.Sc3?
- Keys
- 1.exf6!
- threat
- 2.Seg5#
- 1...Ke5
- 2.Sef2#
- 2.Sc3#
- 2.Sg3#
- 2.Seg5#
- 1...Re5
- 2.Sf4#
- 2.Bd7#
- 1...Rg5
- 2.Sexg5#
- 1...Be5
- 2.Bd5#
- 2.Bd7#
- 1...Se5
- 2.Sf4#
- 2.Bd5#
- 1...Sg5
- 2.Sexg5#
- threat
- 1.exf6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(E);
- Threat
- DUALS(3)
- Vars
- Q(a);XP(D)::B(I)
- B(g);XR(K)::S(C)
- Refutation
- Q(a);XP(A)
- Try
- S(E);CHECK
- Refutation
- P(f);CHECK,XS(E)
- Try
- S(E);
- Threat
- DUALS(3)
- Vars
- Q(a);XP(A)::B(I)
- B(g);XR(K)::S(C)
- P(h);OGATEB,XS(E)::R(K)
- Refutation
- Q(a);XP(D)
- Try
- S(E);XP(e)
- Threat
- DUALS(3)
- Vars
- Q(a);XP(D)::B(I)
- P(h);OGATEB,XS(E)::R(K)
- Refutation
- Q(a);XP(A)
- Try
- B(J);XP(e)
- Threat
- DUALS(3)
- Vars
- Q(a);XP(D)::S(C)
- B(g);XR(K)::S(C)
- P(h);OGATEB,XB(J)::R(K)
- Refutation
- Q(a);XP(A)
- Try
- R(K);
- Threat
- DUALS(2)
- Vars
- Q(a);XP(D)::S(C)
- Q(a);XP(A)::B(I)
- R(c);XS(C)::B(I)
- B(g);XP(H)::B(I)
- S(b);XP(H)::S(C)
- P(e);XP(H)::B(I)
- Q(a);::S(C)
- R(c);::B(I)
- B(g);::S(C)
- Refutation
- Q(a);CHECK
- Try
- P(A);
- Threat
- DUALS(3)
- Vars
- Q(a);XP(D)::S(C)
- B(g);XR(K)::S(C)
- Refutation
- S(b);XP(A)
- Try
- Actual
- P(H);XP(e)
- Threat
- R(B)+S(E),DCHECK
- Vars
- R(c);::R(B)+S(E),DCHECK,XR(c)
- S(b);::R(B)+S(E),DCHECK,XS(b)
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