MESON Chess Problem Database
Problem Display
PID: 191305 (8/1p1pp2p/1P1RpP1P/1KN1k1NP/4P3/4B3/8/8 w - - 0 1)
Hoekstra, Sjoerd
Probleemblad, 2018
#2
10 + 6
SOLUTION
- SOUND
- Sets
- 1...Kxd6
- 2.Sf7#
- 1...Kxf6
- 2.Sxd7#
- 1...exd6
- 2.Sxd7#
- 1...exf6
- 2.Sf7#
- 1...Kxd6
- Tries
- 1.Ka4?
- 1...Kxf6
- 2.Sxd7#
- 1...exd6
- 2.Sxd7#
- 1...exf6
- 2.Sf7#
- 1...Kxd6!
- 1...Kxf6
- 1.Kb4?
- 1...Kxf6
- 2.Sxd7#
- 1...exd6
- 2.Sxd7#
- 1...exf6
- 2.Sf7#
- 1...Kxd6!
- 1...Kxf6
- 1.Kc4?
- 1...Kxf6
- 2.Sxd7#
- 1...exd6
- 2.Sxd7#
- 1...exf6
- 2.Sf7#
- 1...Kxd6!
- 1...Kxf6
- 1.Ka5?
- 1...Kxf6
- 2.Sxd7#
- 1...exd6
- 2.Sxd7#
- 1...exf6
- 2.Sf7#
- 1...Kxd6!
- 1...Kxf6
- 1.Sd3+?
- 1...Kxd6
- 2.Sf7#
- 2.Bc5#
- 1...Kxf6!
- 1...Kxd6
- 1.Sf3+?
- 1...Kxd6
- 2.Sxb7#
- 1...Kxf6!
- 1...Kxd6
- 1.Sgxe6?
- 1...Kxd6
- 2.Bf4#
- 1...dxe6
- 2.Rxe6#
- 1...exd6
- 2.Bd4#
- 1...exf6
- 2.Bf4#
- 2.Rd5#
- 1...Kxf6!
- 1...Kxd6
- 1.Bc1?
- 1...Kxd6
- 2.Sf7#
- 1...Kxf6
- 2.Sxd7#
- 1...exf6
- 2.Sf7#
- 1...exd6!
- 1...Kxd6
- 1.Bd2?
- 1...Kxd6
- 2.Sf7#
- 1...Kxf6
- 2.Sxd7#
- 1...exf6
- 2.Sf7#
- 1...exd6!
- 1...Kxd6
- 1.Bd4+?
- 1...Kxd6
- 2.Sxb7#
- 2.Sf7#
- 1...Kf4!
- 1...Kxd6
- 1.Bf4+?
- 1...Kxf6
- 2.Sxd7#
- 1...Kxf4!
- 1...Kxf6
- 1.Rd1?
- threat
- 2.Sxd7#
- 1...Kxf6
- 2.Sxd7#
- 1...d6
- 2.Sd7#
- 1...d5!
- threat
- 1.Rd2?
- threat
- 2.Sxd7#
- 1...Kxf6
- 2.Sxd7#
- 1...d6
- 2.Sd7#
- 1...d5!
- threat
- 1.Rd3?
- threat
- 2.Sxd7#
- 1...Kxf6
- 2.Sxd7#
- 1...d6
- 2.Sd7#
- 1...d5!
- threat
- 1.Rd4?
- threat
- 2.Sxd7#
- 1...Kxf6
- 2.Sxd7#
- 1...d6
- 2.Sd7#
- 1...d5!
- threat
- 1.Rd5+?
- 1...Kxf6
- 2.Sxd7#
- 1...exd5!
- 1...Kxf6
- 1.Rxd7?
- 1...exf6
- 2.Sd3#
- 2.Sf3#
- 2.Sf7#
- 1...Kxf6!
- 1...exf6
- 1.f7?
- 1...Kf6
- 2.Sxd7#
- 1...exd6
- 2.Sxd7#
- 1...Kxd6!
- 1...Kf6
- 1.Ka4?
- Keys
- 1.Scxe6!
- 1...Kxd6
- 2.Bf4#
- 1...Kxf6
- 2.Bd4#
- 1...dxe6
- 2.Rxe6#
- 1...exd6
- 2.Bd4#
- 1...exf6
- 2.Bf4#
- 2.Rd5#
- 1...Kxd6
- 1.Scxe6!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 3
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- K(a);S_FLIGHT,XR(H)::S(E)
- K(a);P_SPINP(b),S_FLIGHT,XP(I)::S(D),XP(d)
- P(e);SBLOCK,XR(H)::S(D),XP(d)
- P(e);SBLOCK,XP(I)::S(E)
- Tries
- Try
- K(C);S_FLIGHT
- Vars
- K(a);P_SPINP(b),S_FLIGHT,XP(I)::S(D),XP(d)
- P(e);SBLOCK,XR(H)::S(D),XP(d)
- P(e);SBLOCK,XP(I)::S(E)
- Refutation
- K(a);S_FLIGHT,XR(H)
- Try
- K(C);P-FLIGHT
- Vars
- K(a);P_SPINP(b),S_FLIGHT,XP(I)::S(D),XP(d)
- P(e);SBLOCK,XR(H)::S(D),XP(d)
- P(e);SBLOCK,XP(I)::S(E)
- Refutation
- K(a);S_FLIGHT,XR(H)
- Try
- K(C);S_FLIGHT
- Vars
- K(a);P_SPINP(b),S_FLIGHT,XP(I)::S(D),XP(d)
- P(e);SBLOCK,XR(H)::S(D),XP(d)
- P(e);SBLOCK,XP(I)::S(E)
- Refutation
- K(a);S_FLIGHT,XR(H)
- Try
- K(C);P-FLIGHT
- Vars
- K(a);P_SPINP(b),S_FLIGHT,XP(I)::S(D),XP(d)
- P(e);SBLOCK,XR(H)::S(D),XP(d)
- P(e);SBLOCK,XP(I)::S(E)
- Refutation
- K(a);S_FLIGHT,XR(H)
- Try
- S(D);CHECK
- Refutation
- K(a);P_SPINP(b),S_FLIGHT,XP(I)
- Try
- S(E);CHECK
- Vars
- K(a);S_FLIGHT,XR(H)::S(D),XP(c)
- Refutation
- K(a);P_SPINP(b),S_FLIGHT,XP(I)
- Try
- S(E);XP(b)
- Vars
- K(a);S_FLIGHT,XR(H)::B(A)
- P(d);OGATE,XS(E)::R1(H),XP(d)
- P(e);SBLOCK,XR(H)::B(A)
- Refutation
- K(a);S_FLIGHT,XP(I)
- Try
- B(A);
- Vars
- K(a);S_FLIGHT,XR(H)::S(E)
- K(a);P_SPINP(b),S_FLIGHT,XP(I)::S(D),XP(d)
- P(e);SBLOCK,XP(I)::S(E)
- Refutation
- P(e);XR(H)
- Try
- B(A);
- Vars
- K(a);S_FLIGHT,XR(H)::S(E)
- K(a);P_SPINP(b),S_FLIGHT,XP(I)::S(D),XP(d)
- P(e);SBLOCK,XP(I)::S(E)
- Refutation
- P(e);XR(H)
- Try
- B(A);CHECK
- Refutation
- K(a);S_FLIGHT
- Try
- B(A);CHECK
- Vars
- K(a);P_SPINP(b),S_FLIGHT,XP(I)::S(D),XP(d)
- Refutation
- K(a);S_FLIGHT,XB(A)
- Try
- R(H);
- Threat
- S(D),XP(d)
- Vars
- K(a);S_FLIGHT,XP(I)::S(D),XP(d)
- P(d);::S(D)
- Refutation
- P(d);
- Try
- R(H);
- Threat
- S(D),XP(d)
- Vars
- K(a);S_FLIGHT,XP(I)::S(D),XP(d)
- P(d);::S(D)
- Refutation
- P(d);
- Try
- R(H);
- Threat
- S(D),XP(d)
- Vars
- K(a);S_FLIGHT,XP(I)::S(D),XP(d)
- P(d);::S(D)
- Refutation
- P(d);
- Try
- R(H);
- Threat
- S(D),XP(d)
- Vars
- K(a);S_FLIGHT,XP(I)::S(D),XP(d)
- P(d);::S(D)
- Refutation
- P(d);
- Try
- R(H);CHECK
- Vars
- K(a);S_FLIGHT,XP(I)::S(D),XP(d)
- Refutation
- P(b);XR(H)
- Try
- R(H);XP(d)
- Refutation
- K(a);S_FLIGHT,XP(I)
- Try
- P(I);
- Vars
- K(a);P_SPINP(b),S_FLIGHT::S(D),XP(d)
- P(e);SBLOCK,XR(H)::S(D),XP(d)
- Refutation
- K(a);S_FLIGHT,XR(H)
- Try
- Actual
- S(D);XP(b)
- Vars
- K(a);S_FLIGHT,XR(H)::B(A)
- K(a);S_FLIGHT,XP(I)::B(A)
- P(d);OGATE,XS(D)::R1(H),XP(d)
- P(e);SBLOCK,XR(H)::B(A)
Developed and maintained by Brian Stephenson.
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