MESON Chess Problem Database
Problem Display
PID: 205892 (2N5/5p1q/2B1k2p/5b1N/3P2n1/5R1Q/8/4KR2 w - - 0 1)
ten Cate, Pieter
American Chess Bulletin, 1958
#2
8 + 6
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Bb1
- 2.Rf6#
- 1...Bc2
- 2.Rf6#
- 1...Bd3
- 2.Rf6#
- 1...Be4
- 2.Rf6#
- 1...Bg6
- 2.Rf6#
- 1...Sh2
- 2.Re3#
- 1...Se3
- 2.Rxe3#
- 1...Se5
- 2.d5#
- 1...Sf6
- 2.Sf4#
- 1...Bb1
- Tries
- 1.R3f2?
- threat
- 2.Qb3#
- 1...Bc2
- 2.Rf6#
- 1...Bd3
- 2.Rf6#
- 1...Be4
- 2.Rf6#
- 1...Se5
- 2.d5#
- 1...Sf6
- 2.Sf4#
- 1...Se3!
- threat
- 1.Re3+?
- 1...Be4
- 2.Rf6#
- 1...Se5
- 2.Rxe5#
- 2.d5#
- 1...Sxe3!
- 1...Be4
- 1.Rf4?
- threat
- 2.Qb3#
- 1...Bc2
- 2.Rf6#
- 1...Bd3
- 2.Rf6#
- 1...Be4
- 2.Rf6#
- 1...Se3
- 2.Re4#
- 1...Se5
- 2.d5#
- 1...Sf6!
- threat
- 1.Rxf5?
- threat
- 2.Re5#
- 2.Rf6#
- 2.Qb3#
- 2.d5#
- 1...f6
- 2.Rxf6#
- 2.Qb3#
- 1...Qg6
- 2.Re5#
- 2.Qb3#
- 2.d5#
- 1...Qg7
- 2.Sxg7#
- 2.Qb3#
- 2.d5#
- 1...Qh8
- 2.Qb3#
- 2.d5#
- 1...Sf2
- 2.Sf4#
- 2.Re5#
- 2.Rf6#
- 2.d5#
- 1...Se3
- 2.Sf4#
- 2.Re5#
- 2.Rf6#
- 2.Qxe3#
- 1...Se5
- 2.Sf4#
- 2.Rxe5#
- 2.Rf6#
- 2.d5#
- 1...Sf6
- 2.Sf4#
- 2.Re5#
- 2.Rxf6#
- 1...Qxf5!
- threat
- 1.Qxg4?
- threat
- 2.Re3#
- 1...Bxg4
- 2.Rf6#
- 1...Qg7
- 2.Qxf5#
- 1...Qh8
- 2.Qxf5#
- 1...f6!
- threat
- 1.Qh2?
- threat
- 2.Qd6#
- 2.Qa2#
- 2.d5#
- 1...f6
- 2.Qa2#
- 1...Bb1
- 2.Qd6#
- 2.d5#
- 1...Bc2
- 2.Qd6#
- 2.d5#
- 1...Bd3
- 2.Qd6#
- 2.d5#
- 1...Be4
- 2.Qd6#
- 1...Sf2
- 2.Qe5#
- 2.Qd6#
- 2.d5#
- 1...Se3
- 2.Qe5#
- 2.Qd6#
- 1...Se5
- 2.Qxe5#
- 2.d5#
- 1...Sf6
- 2.Sf4#
- 2.Qe5#
- 2.Qd6#
- 1...Sxh2!
- threat
- 1.Qg3?
- threat
- 2.Qd6#
- 2.d5#
- 1...Be4
- 2.Qd6#
- 1...Se3
- 2.Qe5#
- 2.Qd6#
- 1...Se5
- 2.Qxe5#
- 2.d5#
- 1...Sf6
- 2.Sf4#
- 2.Qe5#
- 2.Qd6#
- 1...f6!
- threat
- 1.Qh4?
- threat
- 2.Sf4#
- 2.Qe7#
- 1...Bb1
- 2.Qe7#
- 1...Bc2
- 2.Qe7#
- 1...Bd3
- 2.Qe7#
- 1...Be4
- 2.Qe7#
- 1...Bg6
- 2.Qe7#
- 1...Sf6
- 2.Sf4#
- 2.Qxf6#
- 1...f6!
- threat
- 1.R3f2?
- Keys
- 1.Ra3!
- threat
- 2.Qb3#
- 1...Bc2
- 2.Rf6#
- 1...Bd3
- 2.Rf6#
- 1...Be4
- 2.Rf6#
- 1...Se3
- 2.Rxe3#
- 1...Se5
- 2.d5#
- 1...Sf6
- 2.Sf4#
- threat
- 1.Ra3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 3
- ADDED MATES = 0
- REMOVED MATES = 3
- Sets
- B(b);OGATE,P_SPINS(a)::R1(C)
- S(a);N_GUARD,P_SPINB(b)::R(C)
- S(a);N_GUARD,P_SPINB(b)::R(C),XS(a)
- S(a);P_SPINB(b),SBLOCK::P(E)
- S(a);P_SPINB(b),SBLOCK::S(F)
- Tries
- Try
- R(C);
- Threat
- QAB(D)
- Vars
- B(b);OGATE,P_SPINS(a)::R1(C)
- S(a);P_SPINB(b),SBLOCK::P(E)
- S(a);P_SPINB(b),SBLOCK::S(F)
- Refutation
- S(a);P_SPINB(b)
- Try
- R(C);CHECK
- Vars
- B(b);OGATE,P_SPINB(b),P_SPINS(a)::R1(B)
- Refutation
- S(a);P_SPINB(b),XR(C)
- Try
- R(C);
- Threat
- QAB(D)
- Vars
- B(b);OGATE,P_SPINS(a)::R1(C)
- S(a);N_GUARD,P_SPINB(b)::R(C)
- S(a);P_SPINB(b),SBLOCK::P(E)
- Refutation
- S(a);P_SPINB(b)
- Try
- R(C);XB(b)
- Threat
- DUALS(4)
- Refutation
- Q(f);XR(C)
- Try
- Q(D);P_PINB(b),XS(a)
- Threat
- R(C)
- Vars
- B(b);N_SPINB(b),OGATE,XQ(D)::R1(C)
- Q(f);N_GUARD::QAB1(D),XB(b)
- Refutation
- P(e);
- Try
- Q(D);
- Threat
- DUALS(3)
- Vars
- P(e);::QAB(D)
- B(b);::QAR1(D)
- Refutation
- S(a);XQ(D)
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- B(b);::QAR1(D)
- Refutation
- P(e);
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- B(b);::QAR1(D)
- Refutation
- P(e);
- Try
- Actual
- R(C);
- Threat
- QAB(D)
- Vars
- B(b);OGATE,P_SPINS(a)::R1(B)
- S(a);N_GUARD,P_SPINB(b)::R(C),XS(a)
- S(a);P_SPINB(b),SBLOCK::P(E)
- S(a);P_SPINB(b),SBLOCK::S(F)
Developed and maintained by Brian Stephenson.
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CSS/Javascript (jQuery, Bootstrap & DataTables).